Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5-METHOXYBENZOFURAN-2-CARBOXYLIC ACID,ETHYL ESTER
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5-METHOXYBENZOFURAN-2-CARBOXYLIC ACID,ETHYL ESTER
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

50551-56-9

50551-56-9 structure

Name: 5-METHOXYBENZOFURAN-2-CARBOXYLIC ACID,ETHYL ESTER
Chemical Name: 5-Methoxybenzofuran-2-carboxylic acid, ethyl ester
CAS Number: 50551-56-9
Molecular Formula: C₁₂H₁₂O₄
Molecular Weight: 220.22100
Create Date: 2018-12-18 11:44:04
Modify Date: 2025-08-25 09:31:38

Name	5-Methoxybenzofuran-2-carboxylic acid, ethyl ester
Synonyms	ethyl 5-methoxy-1-benzofuran-2-carboxylate

Density	1.192g/cm3
Boiling Point	316.2ºC at 760 mmHg
Melting Point	59ºC
Molecular Formula	C₁₂H₁₂O₄
Molecular Weight	220.22100
Flash Point	145ºC
Exact Mass	220.07400
PSA	48.67000
LogP	2.61810
Index of Refraction	1.557

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DF6499150

CHEMICAL NAME :: 2-Benzofurancarboxylic acid, 5-methoxy-, ethyl ester

CAS REGISTRY NUMBER :: 50551-56-9

BEILSTEIN REFERENCE NO. :: 0178103

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C12-H12-O4

MOLECULAR WEIGHT :: 220.24

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Mammal - species unspecified

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: 12,383,1977

Hazard Codes	Xi
HS Code	2932999099

672-13-9

105-36-2

~74%

50551-56-9

Literature: Korea Institute of Science and Technology; HANMI HOLDINGS CO., LTD Patent: US2011/124888 A1, 2011 ; Location in patent: Page/Page column 6 ;

672-13-9

105-39-5

~51%

50551-56-9

Literature: BIOLIPOX AB Patent: WO2008/110793 A1, 2008 ; Location in patent: Page/Page column 110 ;

76322-07-1

50551-56-9

Literature: Mohr, Peter; Nettekoven, Matthias; Plancher, Jean-Marc; Richter, Hans; Roche, Olivier; Takahashi, Tadakatsu; Taylor, Sven Patent: US2009/29976 A1, 2009 ; Location in patent: Page/Page column 18 ; US 20090029976 A1

672-13-9

685-87-0

50551-56-9

Literature: Friedman; Toyne; Goodby; Hird Journal of Materials Chemistry, 2001 , vol. 11, # 11 p. 2759 - 2772

Precursor 5
672-13-9 105-36-2 105-39-5 76322-07-1
685-87-0
DownStream 7
1058225-68-5 10242-08-7 35351-22-5 1646-28-2
37603-26-2 99370-68-0 56172-36-2

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%

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