2-Oxoacetic acid

Names

[ CAS No. ]:
563-96-2

[ Name ]:
2-Oxoacetic acid

[Synonym ]:
Acetic acid, 2-oxo-, hydrate (1:1)
Glyoxylic acid monohydrate
EINECS 206-058-5
MFCD00006958
oxaldehydic acid,hydrate
Oxoacetic acid hydrate (1:1)

Chemical & Physical Properties

[ Density]:
1.33 g/mL at 20ºC

[ Boiling Point ]:
100ºC

[ Melting Point ]:
48-52ºC

[ Molecular Formula ]:
C₂H₄O₄

[ Molecular Weight ]:
92.051

[ Flash Point ]:
>110ºC

[ Exact Mass ]:
92.010956

[ PSA ]:
63.60000

[ Index of Refraction ]:
n20/D 1.414

[ Storage condition ]:
2-8°C

[ Water Solubility ]:
H2O: 0.1 g/mL, clear | Freely soluble

MSDS

Safety Information

[ Symbol ]:

GHS05, GHS07

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H317-H318

[ Precautionary Statements ]:
P280-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
Xi:Irritant

[ Risk Phrases ]:
R41;R43

[ Safety Phrases ]:
S24-S26-S37/39

[ RIDADR ]:
UN 3261

[ WGK Germany ]:
1

[ RTECS ]:
MD4550000

[ Packaging Group ]:
III

[ Hazard Class ]:
8

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

2,2-bis(ethylsulfanyl)acetic acid
4-(5-methylfuran-2-yl)-4-oxobut-2-enoic acid
5-Hydroxy-4-methyl-2(5H)Furanone
Acetic acid,2-[2-[(4-methylphenyl)sulfonyl]hydrazinylidene]-
2-hydroxy-2-(methylamino)acetic acid
Methyl glyoxylate
Ethyl glyoxylate
Methyl 2,2-dimethoxyacetate
Oxalic acid
Glyoxylic acid

Articles

J. Org. Chem. 58 , 3231, (1993)

J. Org. Chem. 57 , 362, (1992)

J. Am. Chem. Soc. 109 , 3378, (1987)