Chemical Safety Data Sheet MSDS / SDS
POLY(HEXADECYL METHACRYLATE)
Revision Date:2026-03-21Revision Number:1
Product identifier
- Product name: POLY(HEXADECYL METHACRYLATE)
- CBnumber: CB4339168
- CAS: 25986-80-5
- Synonyms: polyhexadcylmethacrylate ;HEXADECYL METHACRYLATE POLYMER
Relevant identified uses of the substance or mixture and uses advised against
- Relevant identified uses: For R&D use only. Not for medicinal, household or other use.
- Uses advised against: none
Company Identification
- Company: Chemicalbook
- Address: Building 1, Huihuang International, Shangdi 10th Street, Haidian District, Beijing
- Telephone: 010-86108875
GHS Label elements, including precautionary statements
-
Symbol(GHS)
- Signal wordDanger
P331 Do NOT induce vomiting.
P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P281 Use personal protective equipment as required.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
Hazard statements
H225 Highly Flammable liquid and vapour
H304 May be fatal if swallowed and enters airways
H315 Causes skin irritation
H336 May cause drowsiness or dizziness
H373 May cause damage to organs through prolonged or repeated exposure
Substance
- Product name: POLY(HEXADECYL METHACRYLATE)
- Synonyms: polyhexadcylmethacrylate ;HEXADECYL METHACRYLATE POLYMER
- CAS: 25986-80-5
- MF: C20H38O2
- MW: 310.52
General advice
Show this safety data sheet to the doctor in attendance.
If inhaled
After inhalation: fresh air. Call in physician.
In case of skin contact
In case of skin contact: Take off immediately all contaminated clothing. Rinse skin with water/ shower. Consult a physician.
In case of eye contact
After eye contact: rinse out with plenty of water. Call in ophthalmologist. Remove contact lenses.
If swallowed
After swallowing: caution if victim vomits. Risk of aspiration! Keep airways free. Pulmonary failure possible after aspiration of vomit. Call a physician immediately.
Most important symptoms and effects, both acute and delayed
The most important known symptoms and effects are described in the labelling (see section 2) and/or in section 11
Protection of first-aiders
For personal protection see section 8.
Notes to physician
No data available
Suitable extinguishing media
Foam Carbon dioxide (CO2) Dry powder
Unsuitable extinguishing media
For this substance/mixture no limitations of extinguishing agents are given.
Specific hazards during fire fighting
Mixture with combustible ingredients. Pay attention to flashback. Vapours are heavier than air and may spread along floors. Development of hazardous combustion gases or vapours possible in the event of fire. Forms explosive mixtures with air at ambient temperatures.
Hazardous combustion products
Carbon oxides
Specific extinguishing methods
Remove container from danger zone and cool with water. Prevent fire extinguishing water from contaminating surface water or the ground water system.
Special protective equipment for fire-fighters
Stay in danger area only with self-contained breathing apparatus. Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing.
Personal precautions, protective equipment and emergency procedures
Advice for non-emergency personnel: Do not breathe vapours, aerosols. Avoid substance contact. Ensure adequate ventilation. Keep away from heat and sources of ignition. Evacuate the danger area, observe emergency procedures, consult an expert. Advice for emergency responders: For personal protection see section 8.
Environmental precautions
Do not let product enter drains. Risk of explosion.
Methods and materials for containment and cleaning up
Cover drains. Collect, bind, and pump off spills. Observe possible material restrictions (see sections 7 and 10). Take up carefully with liquid-absorbent material . Dispose of properly. Clean up affected area.
Handling
Advice on protection against fire and explosionKeep away from open flames, hot surfaces and sources of ignition. Take precautionary measures against static discharge.
Advice on safe handling
Work under hood. Do not inhale substance/mixture. Avoid generation of vapours/aerosols.
Avoidance of contact
Strong oxidizing agents
Storage
Further information on storage conditionsKeep container tightly closed in a dry and wellventilated place. Keep away from heat and sources of ignition.
Storage class
3, Flammable liquids
Recommended storage temperature
Recommended storage temperature see product label.
Ingredients with workplace control parameters
Biological occupational exposure limits (after exposure has ended)
Engineering measures
No data available
Personal protective equipment
Respiratory protectionrequired when vapours/aerosols are generated.
Our recommendations on filtering respiratory protection are based on the following standards: DIN EN 143, DIN 14387 and other accompanying standards relating to the used respiratory protection system.
Recommended Filter type
Our recommendations on filtering respiratory protection are based on the following standards: DIN EN 143, DIN 14387 and other accompanying standards relating to the used respiratory protection system.
Filter type ABEK
The entrepeneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer. These measures have to be properly documented.
Eye/face protection
The entrepeneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer. These measures have to be properly documented.
Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Safety glasses
Skin and body protection
Safety glasses
Flame retardant antistatic protective clothing.
Hand protection
Remarks
required
Hygiene measures
Immediately change contaminated clothing. Apply preventive skin protection. Wash hands and face after working with substance.
Information on basic physicochemical properties
- Particle characteristics Particle sizeNo data available
- Oxidizing propertiesnone
- Explosive propertiesNot classified as explosive.
- Flow timeNo data available
- Viscosity, kinematicNo data available
- Viscosity, dynamicNo data available
- Decomposition temperatureNo data available
- Autoignition temperatureNo data available
- Partition coefficient: n-octanol/waterNo data available
- Water solubilityNo data available
- DensityNo data available
- Relative densityNo data available
- Relative vapor densityNo data available
- Vapor pressureNo data available
- Lower explosion limit / Lower flammability limitNo data available
- Upper explosion limit / Upper flammability limitNo data available
- Burning rateNo data available
- Flammability (liquids)No data available
- Flammability (solid, gas)No data available
- Evaporation rateNo data available
- Flash point4 °C
Method: closed cup - Boiling point/boiling rangeNo data available
- Melting point/ rangeNo data available
- pHNo data available
- Odor ThresholdNo data available
- OdorNo data available
- Colorcolourless
- Appearanceviscous
- Physical stateSolution in toluene (Unit weight does not include weight of solvent.)
Reactivity
Vapours may form explosive mixture with air.
Chemical stability
The product is chemically stable under standard ambi- ent conditions (room temperature) .
Possibility of hazardous reactions
No data available
Conditions to avoid
Warming.
Incompatible materials
Strong oxidizing agents
Hazardous decomposition products
In the event of fire: see section 5
11.1 Information on toxicological effects
Mixture Acute toxicityOral: No data available
Acute toxicity estimate Inhalation - 4 h - 36.69 mg/l - vapour(Calculation method)
Dermal: No data available
Skin corrosion/irritation
Acute toxicity estimate Inhalation - 4 h - 36.69 mg/l - vapour(Calculation method)
Dermal: No data available
Remarks: Mixture causes skin irritation.
Serious eye damage/eye irritation
Classified based on available data. For more details, see section 2
Respiratory or skin sensitization
Classified based on available data. For more details, see section 2
Germ cell mutagenicity
Classified based on available data. For more details, see section 2
Carcinogenicity
Classified based on available data. For more details, see section 2
Reproductive toxicity
Suspected of damaging the unborn child.
Suspected of damaging fertility.
Specific target organ toxicity - single exposure
Suspected of damaging fertility.
Mixture may cause drowsiness or dizziness.
Specific target organ toxicity - repeated exposure
Mixture may cause damage to organs through prolonged or repeated exposure.
- Central nervous system
Aspiration hazard
- Central nervous system
Aspiration hazard, Aspiration may cause pulmonary oedema and pneumonitis.
11.2 Additional Information
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.
Other dangerous properties can not be excluded.
This substance should be handled with particular care.
Handle in accordance with good industrial hygiene and safety practice.
Components Toluene
Other dangerous properties can not be excluded.
This substance should be handled with particular care.
Handle in accordance with good industrial hygiene and safety practice.
Acute toxicity
LD50 Oral - Rat - male - 5,580 mg/kg (Directive 67/548/EEC, Annex V, B.1.)
LC50 Inhalation - Rat - male - 4 h - 25.7 mg/l - vapour (OECD Test Guideline 403)
LD50 Dermal - Rabbit - male - > 5,000 mg/kg
Remarks: (ECHA)
LC50 Inhalation - Rat - male - 4 h - 25.7 mg/l - vapour (OECD Test Guideline 403)
LD50 Dermal - Rabbit - male - > 5,000 mg/kg
Remarks: (ECHA)
Skin corrosion/irritation
Skin - Rabbit
Result: irritating - 4 h (Regulation (EC) No. 440/2008, Annex, B.4)
Result: irritating - 4 h (Regulation (EC) No. 440/2008, Annex, B.4)
Serious eye damage/eye irritation
Eyes - Rabbit
Result: No eye irritation (OECD Test Guideline 405)
Result: No eye irritation (OECD Test Guideline 405)
Respiratory or skin sensitization
Maximisation Test - Guinea pig
Result: negative (Regulation (EC) No. 440/2008, Annex, B.6)
Result: negative (Regulation (EC) No. 440/2008, Annex, B.6)
Germ cell mutagenicity
Test Type: In vitro mammalian cell gene mutation test
Test system: Mouse lymphoma test
Result: negative
Test Type: Ames test
Test system: S. typhimurium
Result: negative
Species: Rat - Bone marrow
Result: negative
Remarks: (ECHA)
Test system: Mouse lymphoma test
Result: negative
Test Type: Ames test
Test system: S. typhimurium
Result: negative
Species: Rat - Bone marrow
Result: negative
Remarks: (ECHA)
Carcinogenicity
Classified based on available data. For more details, see section 2
Reproductive toxicity
Suspected of damaging the unborn child.
Specific target organ toxicity - single exposure
Inhalation - May cause drowsiness or dizziness. - Central nervous system
Remarks: Classified according to Regulation (EU) 1272/2008, Annex VI (Table 3.1/3.2)
Remarks: Classified according to Regulation (EU) 1272/2008, Annex VI (Table 3.1/3.2)
Specific target organ toxicity - repeated exposure
Inhalation - May cause damage to organs through prolonged or repeated exposure.
- Central nervous system
Remarks: Classified according to Regulation (EU) 1272/2008, Annex VI (Table 3.1/3.2)
Aspiration hazard
- Central nervous system
Remarks: Classified according to Regulation (EU) 1272/2008, Annex VI (Table 3.1/3.2)
Aspiration may cause pulmonary oedema and pneumonitis.
Ecotoxicity
Components:
Toluene:
Toxicity to fishLC50 (Oncorhynchus kisutch (coho salmon)): 5.5 mg/l End point: mortality Exposure time: 96 h Test Type: flow-through test Analytical monitoring: yes Remarks: (ECHA)
Toxicity to daphnia and other aquatic invertebrates
EC50 (Ceriodaphnia dubia (water flea)): 3.78 mg/l End point: mortality Exposure time: 48 h Analytical monitoring: yes Method: US-EPA
Toxicity to fish (Chronic toxicity)
NOEC (Oncorhynchus kisutch (coho salmon)): 1.39 mg/l End point: Growth inhibition Exposure time: 40 d Test Type: flow-through test Analytical monitoring: yes Remarks: (ECHA)
Toxicity to daphnia and other aquatic invertebrates (Chronic toxicity)
NOEC (Ceriodaphnia dubia (water flea)): 0.74 mg/l End point: reproduction rate Exposure time: 7 d Analytical monitoring: yes Method: US-EPA
Toxicity to microorganisms
EC50 (Bacteria): 84 mg/l Exposure time: 24 h Test Type: static test Remarks: (ECHA)
Persistence and degradability
Components:
Toluene:
Biodegradabilityaerobic Result: Readily biodegradable. Biodegradation: 86 % Exposure time: 20 d Remarks: (IUCLID)
Bioaccumulative potential
Components:
Toluene:
BioaccumulationSpecies: Leuciscus idus (Golden orfe) Bioconcentration factor (BCF): 90 Exposure time: 3 d Concentration: 0.05 mg/l
Partition coefficient: noctanol/water
log Pow: 2.73 (20 °C) pH: 7 Remarks: Bioaccumulation is not expected.
Mobility in soil
No data available
Other adverse effects
No data available
Disposal methods
Waste from residuesOffer surplus and non-recyclable solutions to a licensed disposal company.
International Regulations
IATA-DGR
UN/ID No. : UN 1993
Proper shipping name : Flammable liquid, n.o.s.
(Toluene)
Class : 3
Packing group : II
Labels : Class 3 - Flammable liquids
Packing instruction (cargo aircraft) : 364
Packing instruction (passenger aircraft) : 353
Proper shipping name : Flammable liquid, n.o.s.
(Toluene)
Class : 3
Packing group : II
Labels : Class 3 - Flammable liquids
Packing instruction (cargo aircraft) : 364
Packing instruction (passenger aircraft) : 353
IMDG-Code
UN number : UN 1993
Proper shipping name : FLAMMABLE LIQUID, N.O.S.
(Toluene)
Class : 3
Packing group : II
Labels : 3
EmS Code : F-E, S-E
Marine pollutant : no
Proper shipping name : FLAMMABLE LIQUID, N.O.S.
(Toluene)
Class : 3
Packing group : II
Labels : 3
EmS Code : F-E, S-E
Marine pollutant : no
Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code
Not applicable for product as supplied.
National Regulations
JT/T 617
UN number : UN 1993
Proper shipping name : FLAMMABLE LIQUID, N.O.S.
(Toluene)
Class : 3
Packing group : II
Labels : 3
Environmentally hazardous : no
Proper shipping name : FLAMMABLE LIQUID, N.O.S.
(Toluene)
Class : 3
Packing group : II
Labels : 3
Environmentally hazardous : no
Special precautions for user
The transport classification(s) provided herein are for informational purposes only, and solely based upon the properties of the unpackaged material as it is described within this Safety Data Sheet. Transportation classifications may vary by mode of transportation, package sizes, and variations in regional or country regulations.
National regulatory information
Law on the Prevention and Control of Occupational Diseases
Regulations on Safety Management of Hazardous Chemicals
Catalogue of Hazardous Chemicals
Listed
Identification of Major Hazard Installations for Hazardous Chemicals (GB 18218)
No. / Code Chemical name / Category Threshold quantity
W5.3 Flammable liquids 1,000 t
Hazardous Chemicals for Priority Management
Listed under SAWS
Catalogue of Specially Controlled Hazardous
Not listed Chemicals
List of Explosive Precursors
Not listed
List of Toxic and Hazardous Soil Pollutants
Listed
Regulations on Labour Protection in Workplaces where Toxic Substances are Used
Catalogue of Highly Toxic Chemicals
Not listed
Regulation of Environmental Management on the First Import of Chemicals and the Import and Export of Toxic Chemicals
China Severely Restricted Toxic Chemicals for Import and Export
Not listed
Regulation on the Administration of Precursor Chemicals
Catalogue and Classification of Precursor Chemicals
Listed
Regulations on the Administration of Controlled Chemicals
List of Controlled Chemicals
Not listed
Regulations of Ozone Depleting Substances Management
List of Controlled Ozone Depleting Substances
Not listed
List of Controlled Ozone Depleting Substances Import and Export
Not listed
Environmental Protection Law
List of Priority Controlled Chemicals
Listed
List of Key Controlled New Pollutants
Not listed
Full text of other abbreviations
ACGIHUSA. ACGIH Threshold Limit Values (TLV)
ACGIH BEI
ACGIH - Biological Exposure Indices (BEI)
CN BEI
China. Biological Occupational Exposure Indices
GBZ 2.1-2007
Occupational exposure limits for hazardous agents in the workplace - Chemical hazardous agents.
ACGIH / TWA
8-hour, time-weighted average
GBZ 2.1-2007 / PC-TWA
Permissible concentration - time weighted average
GBZ 2.1-2007 / PC-STEL AIIC - Australian Invent Transport by Land of Bra bw - Body weight; CMR Standard of the German List (Canada); ECx - Conc associated with x% respo Chemical Substances (Jap response; ERG - Emerge GLP - Good Laboratory P cer; IATA - International Construction and Equipm Half maximal inhibitory c tion; IECSC - Inventory o tional Maritime Dangerou Industrial Safety and H Standardisation; KECI - K tration to 50 % of a test (Median Lethal Dose); MA lution from Ships; MERC of Dangerous Goods; n.o. - No Observed (Adverse) fect Level; NOELR - No Norm; NTP - National Toxi icals; OECD - Organisatio fice of Chemical Safety a and Toxic substance; PIC stances; (Q)SAR - (Quant (EC) No 1907/2006 of th Registration, Evaluation, Accelerating Decompositi Chemical Substance Inve Thailand Existing Chemica States); UN - United Nat Transport of Dangerous WHMIS - Workplace Hazar
Permissible concentration - short term exposure limit ry of Industrial Chemicals
ANTT - National Agency for il
ASTM - American Society for the Testing of Materials
- Carcinogen, Mutagen or Reproductive Toxicant
DIN nstitute for Standardisation
DSL - Domestic Substances ntration associated with x% response
ELx - Loading rate se
EmS - Emergency Schedule
ENCS - Existing and New n)
ErCx - Concentration associated with x% growth rate cy Response Guide
GHS - Globally Harmonised System
actice
IARC - International Agency for Research on Canir Transport Association
IBC - International Code for the nt of Ships carrying Dangerous Chemicals in Bulk
IC50 ncentration
ICAO - International Civil Aviation Organiza- Existing Chemical Substances in China
IMDG - Interna- Goods
IMO - International Maritime Organisation
ISHL alth Law (Japan)
ISO - International Organisation for rea Existing Chemicals Inventory
LC50 - Lethal Concenopulation
LD50 - Lethal Dose to 50% of a test population POL - International Convention for the Prevention of Pol- SUR - The Agreement for the Facilitation of the Transport . - Not Otherwise Specified
Nch - Chilean Norm
NO(A)EC ffect Concentration
NO(A)EL - No Observed (Adverse) Efbservable Effect Loading Rate
NOM - Official Mexican ology Program
NZIoC - New Zealand Inventory of Chemfor Economic Co-operation and Development
OPPTS - Ofd Pollution Prevention
PBT - Persistent, Bioaccumulative S - Philippines Inventory of Chemicals and Chemical Subtative) Structure Activity Relationship
REACH - Regulation European Parliament and of the Council concerning the uthorisation and Restriction of Chemicals
SADT - Selfn Temperature
SDS - Safety Data Sheet
TCSI - Taiwan tory
TDG - Transportation of Dangerous Goods
TECI s Inventory
TSCA - Toxic Substances Control Act (United ons
UNRTDG - United Nations Recommendations on the oods
vPvB - Very Persistent and Very Bioaccumulative
ous Materials Information System
ANTT - National Agency for il
ASTM - American Society for the Testing of Materials
- Carcinogen, Mutagen or Reproductive Toxicant
DIN nstitute for Standardisation
DSL - Domestic Substances ntration associated with x% response
ELx - Loading rate se
EmS - Emergency Schedule
ENCS - Existing and New n)
ErCx - Concentration associated with x% growth rate cy Response Guide
GHS - Globally Harmonised System
actice
IARC - International Agency for Research on Canir Transport Association
IBC - International Code for the nt of Ships carrying Dangerous Chemicals in Bulk
IC50 ncentration
ICAO - International Civil Aviation Organiza- Existing Chemical Substances in China
IMDG - Interna- Goods
IMO - International Maritime Organisation
ISHL alth Law (Japan)
ISO - International Organisation for rea Existing Chemicals Inventory
LC50 - Lethal Concenopulation
LD50 - Lethal Dose to 50% of a test population POL - International Convention for the Prevention of Pol- SUR - The Agreement for the Facilitation of the Transport . - Not Otherwise Specified
Nch - Chilean Norm
NO(A)EC ffect Concentration
NO(A)EL - No Observed (Adverse) Efbservable Effect Loading Rate
NOM - Official Mexican ology Program
NZIoC - New Zealand Inventory of Chemfor Economic Co-operation and Development
OPPTS - Ofd Pollution Prevention
PBT - Persistent, Bioaccumulative S - Philippines Inventory of Chemicals and Chemical Subtative) Structure Activity Relationship
REACH - Regulation European Parliament and of the Council concerning the uthorisation and Restriction of Chemicals
SADT - Selfn Temperature
SDS - Safety Data Sheet
TCSI - Taiwan tory
TDG - Transportation of Dangerous Goods
TECI s Inventory
TSCA - Toxic Substances Control Act (United ons
UNRTDG - United Nations Recommendations on the oods
vPvB - Very Persistent and Very Bioaccumulative
ous Materials Information System
Disclaimer:
The information in this MSDS is only applicable to the specified product, unless otherwise specified, it is not applicable to the mixture of this product and other substances. This MSDS only provides information on the safety of the product for those who have received the appropriate professional training for the user of the product. Users of this MSDS must make independent judgments on the applicability of this SDS. The authors of this MSDS will not be held responsible for any harm caused by the use of this MSDS.
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