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Oxomalonic acid

Names

[ CAS No. ]:
473-90-5

[ Name ]:
Oxomalonic acid

[Synonym ]:
MESOXALIC ACID
2-ketomalonic acid
Mesoxalate
Oxopropanedioic acid
2-Oxomalonsaeure
Ketomalonic acid
2-Oxomalonic acid
Oxomalonic acid
dicarboxylic ketone
2-oxopropanedioic acid

Biological Activity

Chemical & Physical Properties

[ Density]:
1.832g/cm3

[ Boiling Point ]:
405.2ºC at 760mmHg

[ Molecular Formula ]:
C3H2O5

[ Molecular Weight ]:
118.04500

[ Flash Point ]:
213ºC

[ Exact Mass ]:
117.99000

[ PSA ]:
91.67000

[ Vapour Pressure ]:
1.06E-07mmHg at 25°C

[ Index of Refraction ]:
1.504

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
OX7480000
CHEMICAL NAME :
Mesoxalic acid
CAS REGISTRY NUMBER :
473-90-5
BEILSTEIN REFERENCE NO. :
1754123
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C3-H2-O5

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 81,1225,1961
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 81,1225,1961

Safety Information

[ HS Code ]:
2918300090

Synthetic Route

Precursor & DownStream

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%


Related Compounds