Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-(8-METHOXY-2H-CHROMEN-3-YL)-1-ETHANONE
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57543-54-1

57543-54-1 structure

57543-54-1 structure

Name: 1-(8-METHOXY-2H-CHROMEN-3-YL)-1-ETHANONE
Chemical Name: 1-(8-methoxy-2H-chromen-3-yl)ethanone
CAS Number: 57543-54-1
Molecular Formula: C₁₂H₁₂O₃
Molecular Weight: 204.22200
Create Date: 2018-10-12 07:04:44
Modify Date: 2024-04-03 22:10:04

Name	1-(8-methoxy-2H-chromen-3-yl)ethanone
Synonyms	2H-1-BENZOPYRAN,3-ACETYL-8-METHOXY 1-(8-methoxy-2H-chromen-3-yl)-1-ethanone 3-acetyl-8-methoxy-2H-chromene 1-(8-methoxy-2H-chromen-3-yl)-ethanone Ketone,8-methoxy-2H-1-benozpyran-3-yl methyl methoxychromenylethanone

Density	1.174g/cm3
Boiling Point	355.2ºC at 760 mmHg
Melting Point	104-106ºC
Molecular Formula	C₁₂H₁₂O₃
Molecular Weight	204.22200
Flash Point	159.9ºC
Exact Mass	204.07900
PSA	35.53000
LogP	2.06000
Index of Refraction	1.551

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DJ2130000

CHEMICAL NAME :: 2H-1-Benzopyran, 3-acetyl-8-methoxy-

CAS REGISTRY NUMBER :: 57543-54-1

BEILSTEIN REFERENCE NO. :: 1244878

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C12-H12-O3

MOLECULAR WEIGHT :: 204.24

WISWESSER LINE NOTATION :: T66 BO CHJ DV1 JO1

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 :: 1 gm/kg

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

REFERENCE :: EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 11,81,1976

HS Code	2914509090

148-53-8 structure

148-53-8

78-94-4 structure

78-94-4

~78%

57543-54-1 structure

57543-54-1

Literature: Kaye, Perry T.; Nocanda, Xolani W. Journal of the Chemical Society. Perkin Transactions 1, 2002 , # 10 p. 1318 - 1323

Precursor 2
148-53-8 78-94-4
DownStream 0

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%