ChemicalBook >>1,8-Naphthalic anhydride>>1,8-Naphthalenedicarboxylic anhydride(81-84-5)

1,8-Naphthalenedicarboxylic anhydride(81-84-5)

1,8-Naphthalenedicarboxylic anhydride(81-84-5)
Product IdentificationBack to Contents
【Product Name】

1,8-Naphthalenedicarboxylic anhydride
【Synonyms】

1,8-Naphthalic anhydride
【CAS】

81-84-5
【Formula】

C12H6O3
【Molecular Weight】

198.18
【EINECS】

201-380-2
【RTECS】

QK5350000
【RTECS Class】

Agricultural Chemical and Pesticide
【Beilstein/Gmelin】

153190
【Beilstein Reference】

5-17-11-00492
Physical and Chemical PropertiesBack to Contents
【Appearance】

Beige powder.
【Solubility in water】

Decomposes.
【Melting Point】

267 - 270
【Boiling Point】

425
【Partition Coefficient】

2.43
【Usage】

Herbicide safener.
First Aid MeasuresBack to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
【Inhalation】

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
【Eyes】

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Handling and StorageBack to Contents
【Storage】

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.
【Handling】

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Do not allow contact with water. Keep from contact with moist air and steam.
Hazards IdentificationBack to Contents
【Ingestion】

May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
【Inhalation】

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
【Skin】

May cause skin irritation.
【Eyes】

May cause eye irritation.
【EC Risk Phrase】

R 36/37/38
【EC Safety Phrase】

S 26 36
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
Fire Fighting MeasuresBack to Contents
【Flash Point】

272
【Autoignition】

625
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire. Do NOT get water inside containers. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Clean up spills immediately, using the appropriate protective equipment. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions. Provide ventilation. Do not get water inside containers.
Stability and ReactivityBack to Contents
【Disposal Code】

4
【Stability】

Stable under normal temperatures and pressures. Moisture sensitive.
【Incompatibilities】

Strong oxidizing agents, strong bases, strong acids.
【Decomposition】

Carbon monoxide, carbon dioxide.
Transport InformationBack to Contents
【HS Code】

2917 39 80
Company Name: Shanghai He Huan Chemical Co., Ltd.
Tel: 021-60345187 13917602471
Fax: 021-60345187
WebSite: https://www.chemicalbook.com/ShowSupplierProductsList30458/0_EN.htm
Company Name: Wuhan xinyangruihe Chemical Technology Co., Ltd.
Tel: 027-83850375 18120580375
Fax: 027-83850375
WebSite: https://www.chemicalbook.com/ShowSupplierProductsList592397/0.htm
Company Name: Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel: 4006608290; 18621169109
Fax: 86-21-61259102
WebSite: https://www.meryer.com/cn/index/
Company Name: Alfa Aesar
Tel: 400-6106006
Fax: 021-67582001/03/05
WebSite: http://chemicals.thermofisher.cn
Company Name: TCI (Shanghai) Development Co., Ltd.
Tel: 021-67121386
Fax: 021-67121385
WebSite: https://www.tcichemicals.com/CN/zh/
Company Name: Beijing dtftchem Technology Co., Ltd.
Tel: 010-60275820 13031183356
Fax: 010-60270825
WebSite: www.dtfchem.com
Company Name: Energy Chemical
Tel: 021-021-58432009 400-005-6266
Fax: 021-58436166
WebSite: http://www.energy-chemical.com
Company Name: Beijing Ouhe Technology Co., Ltd
Tel: 010-82967028 13552068683
Fax: +86-10-82967029
WebSite: http://www.ouhechem.com/