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Diethyl acetylenedicarboxylate cas no:762-21-0

Synonyms: :2-Butynedioic acid diethyl ester; Diethyl butynedioate:

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Identification
Chemical Properties
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Safety Data

Identification

NameDiethyl acetylenedicarboxylate
CAS762-21-0
Synonyms:2-Butynedioic acid diethyl ester; Diethyl butynedioate:
EINECS(EC#)212-095-8
Molecular FormulaC8H10O4
Molecular Weight170.16

Chemical Properties

Appearanceclear light yellow liquid
refractive index1.441-1.443
storage temp0-6°C

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass8

Safety Data

Hazard C:Corrosive;
Risk R34
Safety

Mixture with 1,3,5-cyclooctatriene explodes when heated to 60°C. When heated to decomposition it emits acrid smoke and fumes. See also Acetylene compounds and alkynes.
Hazard Codes: Corrosive C
Risk Statements: 34
R34:Causes burns.
Safety Statements: 26-36/37/39-45-25
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S25:Avoid contact with eyes.
RIDADR: UN 3265 8/PG 2
WGK Germany: 3
F: 8-10
HazardClass: 8
PackingGroup: III
HS Code: 29171990

HS Code 29171990

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NANJING AILY BIOTECHNOLOGY CO.,LTD: Tel:+86-25-83208295; Address: B-313,No.26,Fu Hou Gang,Gu Lou District, Nanjing 210009,China

Pharmabl Ltd: Tel:86-512-58189390; Address: Guomao Nong Zhangjiagang Jiangsu China

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3Way Pharm Inc. (Shanghai): Tel:86-21-51613915; Address: Room D218-219, No. 128, Xiangyin Road

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