Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-(4-chlorophenoxy)-7-hydroxy-4h-1-benzopyran-4-on
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Purity: 98.0%
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137987-94-1

137987-94-1 structure

137987-94-1 structure

Name: 3-(4-chlorophenoxy)-7-hydroxy-4h-1-benzopyran-4-on
Chemical Name: 3-(4-chlorophenoxy)-7-hydroxychromen-4-one
CAS Number: 137987-94-1
Molecular Formula: C₁₅H₉ClO₄
Molecular Weight: 288.68300
Create Date: 2017-09-03 17:18:20
Modify Date: 2024-01-02 20:06:10

Name	3-(4-chlorophenoxy)-7-hydroxychromen-4-one

Density	1.48g/cm3
Boiling Point	456.7ºC at 760mmHg
Molecular Formula	C₁₅H₉ClO₄
Molecular Weight	288.68300
Flash Point	230ºC
Exact Mass	288.01900
PSA	59.67000
LogP	3.94430
Vapour Pressure	5.85E-09mmHg at 25°C
Index of Refraction	1.67

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DJ2978780

CHEMICAL NAME :: 4H-1-Benzopyran-4-one, 3-(4-chlorophenoxy)-7-hydroxy-

CAS REGISTRY NUMBER :: 137987-94-1

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C15-H9-Cl-O4

MOLECULAR WEIGHT :: 288.69

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >1800 mg/kg

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

REFERENCE :: PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 25,816,1991

HS Code	2932999099

3598-13-8 structure

3598-13-8

~%

137987-94-1 structure

137987-94-1

Literature: Vasil'ev, S. A.; Boyarchuk, V. L.; Luk'yanchikov, M. S.; Khilya, V. P. Pharmaceutical Chemistry Journal, 1991 , vol. 25, # 11 p. 816 - 821 Khimiko-Farmatsevticheskii Zhurnal, 1991 , vol. 25, # 11 p. 50 - 55

108-46-3 structure

108-46-3

~%

137987-94-1 structure

137987-94-1

Literature: Vasil'ev, S. A.; Boyarchuk, V. L.; Luk'yanchikov, M. S.; Khilya, V. P. Pharmaceutical Chemistry Journal, 1991 , vol. 25, # 11 p. 816 - 821 Khimiko-Farmatsevticheskii Zhurnal, 1991 , vol. 25, # 11 p. 50 - 55

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%