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ChemicalBook >> CAS DataBase List >> Phthalic anhydride

Phthalic anhydride

Phthalic anhydride price.
  • $9 - $6694.38
  • Product name: Phthalic anhydride
  • CAS: 85-44-9
  • MF: C8H4O3
  • MW: 148.12
  • EINECS:201-607-5
  • MDL Number:MFCD00005918
  • Synonyms:AKOS BBS-00004337;Anhydrid kyseliny ftalove;anhydridephtalique ;anhydridephtalique(etatvitreux) ;anhydridephtalique(french) ;1,2-Benzenedicarboxylic Anhydride;1,2-benzenedicarboxylicanhydride ;1,3-dihydro-1,3-dioxo-isobenzofura
39 prices
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  • AK Scientific
  • Alfa Aesar
  • American Custom Chemicals Corporation
  • Chem-Impex
  • GFS CHEMICALS
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • Oakwood
  • Sigma-Aldrich
  • SynQuest Laboratories
  • TCI Chemical
  • TRC
  • Usbiological
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  • 16kg
  • 50kg
  • ManufacturerAK Scientific
  • Product numberJ99356
  • Product descriptionPhthalic Anhydride
  • Packaging500g
  • Price$43
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberA14955
  • Product descriptionPhthalic anhydride 99%
  • Packaging100g
  • Price$21.7
  • Updated2023-06-20
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberA14955
  • Product descriptionPhthalic anhydride, 99%
  • Packaging1000g
  • Price$33.3
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product number041771
  • Product descriptionPhthalic anhydride, ACS, 99.0-100.2%
  • Packaging500g
  • Price$65.4
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA14955
  • Product descriptionPhthalic anhydride, 99%
  • Packaging5000g
  • Price$91.6
  • Updated2022-04-27
  • Buy
  • ManufacturerAlfa Aesar
  • Product number041771
  • Product descriptionPhthalic anhydride, ACS, 99.0-100.2%
  • Packaging2.5kg
  • Price$203.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0031796
  • Product descriptionPHTHALIC ANHYDRIDE 95.00%
  • Packaging5KG
  • Price$6404.48
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0031796
  • Product descriptionPHTHALIC ANHYDRIDE 95.00%
  • Packaging1KG
  • Price$6694.38
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number02350
  • Product descriptionPhthalic anhydride 99.0 - 100.2% (Assay by titration)
  • Packaging250G
  • Price$25
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number02350
  • Product descriptionPhthalicanhydride,99.0-100.2%(Assaybytitration),ACSreagent 99.0-100.2%(Assaybytitration)
  • Packaging1KG
  • Price$93.18
  • Updated2021-12-16
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  • ManufacturerChem-Impex
  • Product number02350
  • Product descriptionPhthalicanhydride,99.0-100.2%(Assaybytitration),ACSreagent 99.0-100.2%(Assaybytitration)
  • Packaging2.5KG
  • Price$209.66
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number02350
  • Product descriptionPhthalicanhydride,99.0-100.2%(Assaybytitration),ACSreagent 99.0-100.2%(Assaybytitration)
  • Packaging5KG
  • Price$396.03
  • Updated2021-12-16
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number59801
  • Product descriptionPHTHALICANHYDRIDE,REAG.
  • Packaging500g
  • Price$59.94
  • Updated2021-12-16
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  • ManufacturerGFS CHEMICALS
  • Product number59802
  • Product descriptionPHTHALICANHYDRIDE,REAG.
  • Packaging2.5kg
  • Price$180.11
  • Updated2021-12-16
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  • ManufacturerMatrix Scientific
  • Product number099103
  • Product descriptionIsobenzofuran-1,3-dione 95+%
  • Packaging10g
  • Price$10
  • Updated2021-12-16
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  • ManufacturerMatrix Scientific
  • Product number099103
  • Product descriptionIsobenzofuran-1,3-dione 95+%
  • Packaging25g
  • Price$13
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific J99356 Phthalic Anhydride 500g $43 2021-12-16 Buy
Alfa Aesar A14955 Phthalic anhydride 99% 100g $21.7 2023-06-20 Buy
Alfa Aesar A14955 Phthalic anhydride, 99% 1000g $33.3 2023-06-20 Buy
Alfa Aesar 041771 Phthalic anhydride, ACS, 99.0-100.2% 500g $65.4 2024-03-01 Buy
Alfa Aesar A14955 Phthalic anhydride, 99% 5000g $91.6 2022-04-27 Buy
Alfa Aesar 041771 Phthalic anhydride, ACS, 99.0-100.2% 2.5kg $203.65 2024-03-01 Buy
American Custom Chemicals Corporation CHM0031796 PHTHALIC ANHYDRIDE 95.00% 5KG $6404.48 2021-12-16 Buy
American Custom Chemicals Corporation CHM0031796 PHTHALIC ANHYDRIDE 95.00% 1KG $6694.38 2021-12-16 Buy
Chem-Impex 02350 Phthalic anhydride 99.0 - 100.2% (Assay by titration) 250G $25 2021-12-16 Buy
Chem-Impex 02350 Phthalicanhydride,99.0-100.2%(Assaybytitration),ACSreagent 99.0-100.2%(Assaybytitration) 1KG $93.18 2021-12-16 Buy
Chem-Impex 02350 Phthalicanhydride,99.0-100.2%(Assaybytitration),ACSreagent 99.0-100.2%(Assaybytitration) 2.5KG $209.66 2021-12-16 Buy
Chem-Impex 02350 Phthalicanhydride,99.0-100.2%(Assaybytitration),ACSreagent 99.0-100.2%(Assaybytitration) 5KG $396.03 2021-12-16 Buy
GFS CHEMICALS 59801 PHTHALICANHYDRIDE,REAG. 500g $59.94 2021-12-16 Buy
GFS CHEMICALS 59802 PHTHALICANHYDRIDE,REAG. 2.5kg $180.11 2021-12-16 Buy
Matrix Scientific 099103 Isobenzofuran-1,3-dione 95+% 10g $10 2021-12-16 Buy
Matrix Scientific 099103 Isobenzofuran-1,3-dione 95+% 25g $13 2021-12-16 Buy

Properties

Melting point :131-134 °C(lit.)
Boiling point :284 °C(lit.)
Density :1,53 g/cm3
vapor density :5.1 (vs air)
vapor pressure :<0.01 mm Hg ( 20 °C)
refractive index :1.4500 (estimate)
Flash point :152 °C
storage temp. :Store below +30°C.
solubility :6g/l (slow decomposition)
form :Flaky Crystals
pka :2.97[at 20 ℃]
color :White
Odor :Characteristic choking odor
PH Range :2 at 6 g/l at 20 °C
PH :2 (6g/l, H2O, 20℃)
explosive limit :1.7-10.5%(V)
Water Solubility :6 g/L (20 ºC)
Sensitive :Moisture Sensitive
Merck :14,7372
BRN :118515
Henry's Law Constant :6.29 at 20 °C (approximate - calculated from water solubility and vapor pressure)
Exposure limits :NIOSH REL: TWA 6 mg/m3 (1 ppm), IDLH 60 mg/m3; OSHA PEL: TWA 12 mg/m3 (2 ppm); ACGIH TLV: TWA 1 ppm (adopted).
Stability :Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, moisture, strong acids. Dust may form an explosive mixture with air.
LogP :2.07 at 20℃
CAS DataBase Reference :85-44-9(CAS DataBase Reference)
NIST Chemistry Reference :Phthalic anhydride(85-44-9)
EPA Substance Registry System :Phthalic anhydride (85-44-9)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning GHS hazard pictograms P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger GHS hazard pictograms P280, P305+P351+P338, P310
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger GHS hazard pictograms P261, P285, P304+P341, P342+P311,P501
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.

Description

Phthalic anhydride is used in the preparation of primary amines. It is used as a precursor to prepare anthraquinone, phthalein, rhodamine, phthalocyanine, fluorescein and xanthene dyes. It serves as an important intermediate in the plastics industry, dyes, resins and pigments. It is used as a monomer for synthetic resins such as glyptal, alkyd resins and polyester resins. It plays a vital role in the large-scale production of plasticizers for plastics. Further, it acts as a curing agent for epoxy resins, anti-scaling agents, plating agents, surface treating agents, ion exchange agents, paint additives, adhesives, sealant chemicals and potential antibacterial agent.

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