2H-1-Benzopyran-2-one,3-methyl-

Modify Date: 2025-09-11 18:48:09

2H-1-Benzopyran-2-one,3-methyl- structure	Common Name	2H-1-Benzopyran-2-one,3-methyl-
	CAS Number	2445-82-1	Molecular Weight	160.16900
	Density	1.185g/cm3	Boiling Point	292.5ºC at 760mmHg
	Molecular Formula	C₁₀H₈O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	120.6ºC

Name	3-methyl-chromen-2-one
Synonym	More Synonyms

Density	1.185g/cm3
Boiling Point	292.5ºC at 760mmHg
Molecular Formula	C₁₀H₈O₂
Molecular Weight	160.16900
Flash Point	120.6ºC
Exact Mass	160.05200
PSA	30.21000
LogP	2.10140

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GN7790900

CHEMICAL NAME :: Coumarin, 3-methyl-

CAS REGISTRY NUMBER :: 2445-82-1

BEILSTEIN REFERENCE NO. :: 0122776

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C10-H8-O2

MOLECULAR WEIGHT :: 160.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 316 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold

REFERENCE :: YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 76,186,1956

HS Code	2932209090

Precursor 9
CAS#:201230-82-2 carbon monoxide CAS#:66022-00-2 Phenol, 2-(1-pr... CAS#:51593-69-2 2H-Chromene-3-c... CAS#:57295-21-3 2-(phenoxymethy...
CAS#:90-02-8 Salicylaldehyde CAS#:21382-82-1 2-(triphenyl-ph... CAS#:107-02-8 acrolein CAS#:123-62-6 Propionic anhydride
CAS#:106929-19-5 ethyl 3-(2-hydr...
DownStream 8
CAS#:69-72-7 Salicylic acid CAS#:87287-74-9 2,2-diethyl-3-m... CAS#:92736-13-5 Phenol,2,2'-[1,... CAS#:92736-14-6 (6E)-6-[5-methy...
CAS#:92736-15-7 Phenol,2,2'-[1,... CAS#:92736-16-8 Phenol,2,2'-[1,... CAS#:95306-75-5 2-oxochromene-3... CAS#:62399-37-5 2-(3-hydroxy-2,...

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

3-METHYL-1H-1-BENZOPYRAN-2-ONE

3-Methyl-2-oxochromene

3-methylchromen-2-one

3-methyl-2h-1-benzopyran-2-one

3-methylcoumarine

3-methylcoumarin

3-Methyl-cumarin

3-Methyl-2-oxo-2H-benzopyran

3-methyl-2h-1-benzopyran-2-on

3-methyl-2H-chromen-2-one

3-methyl-coumari

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2H-1-Benzopyran-2-one,3-methyl-
Price: Check
Purity: 97.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2H-1-Benzopyran-2-one,3-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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