ChemicalBook >>Diglycolic anhydride>>Diglycolic anhydride(4480-83-5)

Diglycolic anhydride(4480-83-5)

Diglycolic anhydride(4480-83-5)
Product IdentificationBack to Contents
【Product Name】

Diglycolic anhydride
【Synonyms】

Diglycolic acid anhydride
Diglycolic anhydride
Oxydiacetic anhydride
p-Dioxane-2,6-dione
【CAS】

4480-83-5
【Formula】

C4H4O4
【Molecular Weight】

116.07
【EINECS】

224-761-5
【Beilstein/Gmelin】

112527
【Beilstein Reference】

5-19-05-00005
【EC Class】

irritant
Physical and Chemical PropertiesBack to Contents
【Appearance】

White crystalline powder.
【Solubility in water】

Very soluble
【Melting Point】

91 - 93
【Boiling Point】

240
【Vapor Pressure】

0.035 (25 C)
【Partition Coefficient】

-2.06
【Heat Of Vaporization】

47.9 kJ/mol
【Vapor Density】

4
First Aid MeasuresBack to Contents
【Ingestion】

Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
【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.
Handling and StorageBack to Contents
【Storage】

Keep container closed when not in use. 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. 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】

Causes gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated.
【Inhalation】

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

Causes skin irritation. The toxicological properties of this material have not been fully investigated.
【Eyes】

Causes 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】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Fire Fighting MeasuresBack to Contents
【Flash Point】

106
【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, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation. Do not get water inside containers.
Stability and ReactivityBack to Contents
【Incompatibilities】

Oxidizing agents.
【Stability】

Stable at room temperature in closed containers under normal storage and handling conditions.
【Decomposition】

Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
Transport InformationBack to Contents
【HS Code】

2918 90 90
Company Name: Chongqing Xingcan Pharmaceutical Technology Co., Ltd.
Tel: 15523000485
Fax:
WebSite: http://www.starrymed.com
Company Name: YANCHENG JIANGZHONG CHEMICALS CO., LTD.
Tel: 0515-88981987 13365196093
Fax: 0515-88981987
WebSite: www.chinajzchemicals.com
Company Name: Nantong Xiaochang Pharmaceutical Trading Co., Ltd.
Tel: 0513-82104991 15716298942
Fax: QQ1907456386
WebSite: https://www.chemicalbook.com/ShowSupplierProductsList1312795/0.htm
Company Name: J & K SCIENTIFIC LTD.
Tel: 010-82848833 400-666-7788
Fax: 86-10-82849933
WebSite: http://www.jkchemical.com
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: Energy Chemical
Tel: 021-021-58432009 400-005-6266
Fax: 021-58436166
WebSite: http://www.energy-chemical.com