4-CHLOROACETYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER

Modify Date: 2024-01-13 16:54:47

4-CHLOROACETYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER Structure
4-CHLOROACETYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER structure
Common Name 4-CHLOROACETYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER
CAS Number 190001-40-2 Molecular Weight 262.73300
Density 1.203g/cm3 Boiling Point 379.9ºC at 760mmHg
Molecular Formula C11H19ClN2O3 Melting Point 99-100ºC
MSDS N/A Flash Point 183.6ºC

 Names

Name tert-butyl 4-(2-chloroacetyl)piperazine-1-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.203g/cm3
Boiling Point 379.9ºC at 760mmHg
Melting Point 99-100ºC
Molecular Formula C11H19ClN2O3
Molecular Weight 262.73300
Flash Point 183.6ºC
Exact Mass 262.10800
PSA 49.85000
LogP 1.18030
Vapour Pressure 5.67E-06mmHg at 25°C
Index of Refraction 1.501

 Safety Information

HS Code 2933599090

 Synthetic Route

~91%

4-CHLOROACETYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER Structure

4-CHLOROACETYL-...

CAS#:190001-40-2

Literature: Isis Pharmaceuticals, Inc. Patent: US6191273 B1, 2001 ;

~%

4-CHLOROACETYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER Structure

4-CHLOROACETYL-...

CAS#:190001-40-2

Literature: CHANG, Zee-Fen; HU, Chun-Mei; FANG, Jim-Min; YEH, Ming-Tyng Patent: WO2012/72019 A1, 2012 ; WO 2012/072019 A1

~99%

4-CHLOROACETYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER Structure

4-CHLOROACETYL-...

CAS#:190001-40-2

Literature: RIGEL PHARMACEUTICALS, INC. Patent: WO2007/30680 A2, 2007 ; Location in patent: Page/Page column 157 ; WO 2007/030680 A2

 Customs

HS Code 2933599090
Summary 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

1-tert-butoxycarbonyl-4-chloroacetylpiperazine
4-Chloroacetyl-piperazine-1-carboxylic acid tert-butyl ester
1-Boc-4-chloroacetyl-piperazine