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
[Description]:
[Related Catalog]:
[References]
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
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%