ETHYL 2-METHYLENE-4-PENTYNOATE

Modify Date: 2024-01-08 11:58:02

ETHYL 2-METHYLENE-4-PENTYNOATE Structure
ETHYL 2-METHYLENE-4-PENTYNOATE structure
Common Name ETHYL 2-METHYLENE-4-PENTYNOATE
CAS Number 54109-54-5 Molecular Weight 138.16400
Density 0.967g/cm3 Boiling Point 224.9ºC at 760 mmHg
Molecular Formula C8H10O2 Melting Point N/A
MSDS N/A Flash Point 60ºC

 Names

Name ethyl 2-methylidenepent-4-ynoate
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.967g/cm3
Boiling Point 224.9ºC at 760 mmHg
Molecular Formula C8H10O2
Molecular Weight 138.16400
Flash Point 60ºC
Exact Mass 138.06800
PSA 26.30000
LogP 1.12900
Index of Refraction 1.448

 Safety Information

RIDADR UN 1993
Packaging Group III
Hazard Class 3.2
HS Code 2916190090

 Synthetic Route

~%

ETHYL 2-METHYLENE-4-PENTYNOATE Structure

ETHYL 2-METHYLE...

CAS#:54109-54-5

Literature: LES LABORATOIRES SERVER; COMMISSARIAT A 'ENERGIE ATOMIQUE Patent: US2008/153890 A1, 2008 ; Location in patent: Page/Page column 7 ;

~85%

ETHYL 2-METHYLENE-4-PENTYNOATE Structure

ETHYL 2-METHYLE...

CAS#:54109-54-5

Literature: Queignec, Rene; Kirschleger, Bernard; Lambert, Francois; Aboutaj, Mohammed Synthetic Communications, 1988 , vol. 18, # 11 p. 1213 - 1224

~76%

ETHYL 2-METHYLENE-4-PENTYNOATE Structure

ETHYL 2-METHYLE...

CAS#:54109-54-5

Literature: Coia, Nicolas; Bouyssi, Didier; Balme, Genevieve European Journal of Organic Chemistry, 2007 , # 19 p. 3158 - 3165

~58%

ETHYL 2-METHYLENE-4-PENTYNOATE Structure

ETHYL 2-METHYLE...

CAS#:54109-54-5

Literature: Ravikumar, V.T.; Swaminathan, S.; Rajagopalan, K. Tetrahedron Letters, 1984 , vol. 25, # 52 p. 6045 - 6046

~50%

ETHYL 2-METHYLENE-4-PENTYNOATE Structure

ETHYL 2-METHYLE...

CAS#:54109-54-5

Literature: Ravikumar, V. T.; Thangaraj, K.; Swaminathan, S.; Rajagopalan, K. Synthesis, 1985 , # 10 p. 985 - 986

 Customs

HS Code 2916190090
Summary 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

 Synonyms

2-methylene-pent-4-ynoic acid ethyl ester
ethyl 2-methylene-4-pentynoate
4-pentynoic acid,2-methylene-,ethyl ester
2-methylene-4-pentynoic acid ethyl ester
ethyl 2-methylenepent-4-ynoate
ethyl 2-methylenepent-4-yn-1-oate