methyl oxalyl chloride

Modify Date: 2025-08-20 11:43:21

methyl oxalyl chloride Structure
methyl oxalyl chloride structure
Common Name methyl oxalyl chloride
CAS Number 5781-53-3 Molecular Weight 122.50700
Density 1.332 g/mL at 25 °C(lit.) Boiling Point 118-120 °C(lit.)
Molecular Formula C3H3ClO3 Melting Point N/A
MSDS Chinese USA Flash Point 116 °F
Symbol GHS02 GHS05
GHS02, GHS05
Signal Word Danger

 Names

Name Methyl chlorooxoacetate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.332 g/mL at 25 °C(lit.)
Boiling Point 118-120 °C(lit.)
Molecular Formula C3H3ClO3
Molecular Weight 122.50700
Flash Point 116 °F
Exact Mass 121.97700
PSA 43.37000
Index of Refraction n20/D 1.419(lit.)
Storage condition Flammables area

 Safety Information

Symbol GHS02 GHS05
GHS02, GHS05
Signal Word Danger
Hazard Statements H226-H314
Precautionary Statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes C:Corrosive;
Risk Phrases R10;R34
Safety Phrases S26-S36/37/39-S45
RIDADR UN 2920 8/PG 2
WGK Germany 3
Packaging Group II
Hazard Class 8
HS Code 2918300090

 Synthetic Route

~76%

methyl oxalyl chloride Structure

methyl oxalyl c...

CAS#:5781-53-3

Literature: Zhao, Yu; Wang, Gang; Li, Yongqiang; Wang, Suhua; Li, Zhengming Chinese Journal of Chemistry, 2010 , vol. 28, # 3 p. 475 - 479

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methyl oxalyl chloride Structure

methyl oxalyl c...

CAS#:5781-53-3

Literature: Justus Liebigs Annalen der Chemie, , vol. 254, p. 18 Justus Liebigs Annalen der Chemie, , vol. 397, p. 363

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methyl oxalyl chloride Structure

methyl oxalyl c...

CAS#:5781-53-3

Detail
Literature: Kozhushko, B. N.; Paliichuk, Yu. A.; Bogel'fer, L. Ya.; Shokol, V. A. J. Gen. Chem. USSR (Engl. Transl.), 1980 , vol. 50, # 6 p. 1273 - 1288,1029 - 1041

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methyl oxalyl chloride Structure

methyl oxalyl c...

CAS#:5781-53-3

Literature: Monatshefte fuer Chemie, , vol. 97, p. 67 - 76

~%

methyl oxalyl chloride Structure

methyl oxalyl c...

CAS#:5781-53-3

Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 34, p. 609 - 613,610 - 613

~%

methyl oxalyl chloride Structure

methyl oxalyl c...

CAS#:5781-53-3

Literature: Justus Liebigs Annalen der Chemie, , vol. 254, p. 18

 Customs

HS Code 2918300090
Summary 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Synonyms

EINECS 227-307-4
MFCD00000705
methyl 2-chloro-2-oxoacetate
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