3-Chloro-5-isoxazolecarboxylic acid
Names
[ CAS No. ]:
20724-56-5
[ Name ]:
3-Chloro-5-isoxazolecarboxylic acid
[Synonym ]:
3-chloro-5-isoxazolecarboxylic acid
3-chloroisoxazol-5-carboxylic acid
3-Chlor-isoxazol-carbonsaeure-(5)
3-Chlorisoxazol-5-carbonsaeure
5-ISOXAZOLECARBOXYLIC ACID,3-CHLORO
3-Chloroisoxazole-5-carboxylic acid
Chemical & Physical Properties
[ Density]:
1.64g/cm3
[ Boiling Point ]:
342.6ºC at 760 mmHg
[ Molecular Formula ]:
C4H2ClNO3
[ Molecular Weight ]:
147.51700
[ Flash Point ]:
161ºC
[ Exact Mass ]:
146.97200
[ PSA ]:
63.33000
[ LogP ]:
1.02620
[ Vapour Pressure ]:
2.87E-05mmHg at 25°C
[ Index of Refraction ]:
1.545
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- NY2375000
- CHEMICAL NAME :
- 5-Isoxazolecarboxylic acid, 3-chloro-
- CAS REGISTRY NUMBER :
- 20724-56-5
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C4-H2-Cl-N-O3
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 :
- 1860 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 18,569,1969
Safety Information
[ HS Code ]:
2934999090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2934999090
[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%