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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-(4-Chlorophenyl)-5-benzoxazoleacetic Acid
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51234-85-6

51234-85-6 structure

51234-85-6 structure

Name: 2-(4-Chlorophenyl)-5-benzoxazoleacetic Acid
Chemical Name: α-Desmethyl Benoxaprofen
CAS Number: 51234-85-6
Molecular Formula: C₁₅H₁₀ClNO₃
Molecular Weight: 287.69800
Create Date: 2016-07-29 14:07:17
Modify Date: 2025-09-24 18:49:42

Name	α-Desmethyl Benoxaprofen
Synonyms	2-[2-(4-chlorophenyl)-1,3-benzoxazol-5-yl]acetic acid

Density	1.408g/cm3
Boiling Point	449.4ºC at 760 mmHg
Molecular Formula	C₁₅H₁₀ClNO₃
Molecular Weight	287.69800
Flash Point	225.6ºC
Exact Mass	287.03500
PSA	63.33000
LogP	3.77530
Index of Refraction	1.656

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DM4436010

CHEMICAL NAME :: 5-Benzoxazoleacetic acid, 2-(4-chlorophenyl)-

CAS REGISTRY NUMBER :: 51234-85-6

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C15-H10-Cl-N-O3

MOLECULAR WEIGHT :: 287.71

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 :: >1600 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 18,53,1975

HS Code	2934999090

827-72-5 structure

827-72-5

38196-08-6 structure

38196-08-6

~63%

51234-85-6 structure

51234-85-6

Literature: Huegel, Helmut M. Synthetic Communications, 1985 , vol. 15, # 12 p. 1075 - 1080

10463-20-4 structure

10463-20-4

~%

51234-85-6 structure

51234-85-6

Literature: Huegel, Helmut M. Synthetic Communications, 1985 , vol. 15, # 12 p. 1075 - 1080

Precursor 3
827-72-5 38196-08-6 10463-20-4
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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