Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-ETHYL-3-(METHOXYCARBONYL)-5-METHYL-3,4-GAMMA-BUTYROLACTONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

142438-58-2

142438-58-2 structure

142438-58-2 structure

Name: 4-ETHYL-3-(METHOXYCARBONYL)-5-METHYL-3,4-GAMMA-BUTYROLACTONE
Chemical Name: methyl 5-ethyl-4-methyl-2-oxo-3,6-dioxabicyclo[3.1.0]hexane-1-carboxylate
CAS Number: 142438-58-2
Molecular Formula: C₉H₁₂O₅
Molecular Weight: 200.18900
Create Date: 2016-02-03 09:13:52
Modify Date: 2025-09-13 18:37:04

Name	methyl 5-ethyl-4-methyl-2-oxo-3,6-dioxabicyclo[3.1.0]hexane-1-carboxylate

Density	1.327g/cm3
Boiling Point	281.1ºC at 760mmHg
Molecular Formula	C₉H₁₂O₅
Molecular Weight	200.18900
Flash Point	121.5ºC
Exact Mass	200.06800
PSA	65.13000
LogP	0.02250
Vapour Pressure	0.00363mmHg at 25°C
Index of Refraction	1.503

CHEMICAL IDENTIFICATION

RTECS NUMBER :: JG6804000

CHEMICAL NAME :: 3,6-Dioxabicyclo(3.1.0)hexane-1-carboxylic acid, 5-ethyl-4-methyl-2-oxo-, methyl ester

CAS REGISTRY NUMBER :: 142438-58-2

LAST UPDATED :: 199410

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C9-H12-O5

MOLECULAR WEIGHT :: 200.21

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 2 mg

REFERENCE :: JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 40,1625,1992

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.