5-Chloro-4-nitro-2,1,3-benzoselenadiazole

Modify Date: 2024-01-10 11:56:23

5-Chloro-4-nitro-2,1,3-benzoselenadiazole Structure
5-Chloro-4-nitro-2,1,3-benzoselenadiazole structure
Common Name 5-Chloro-4-nitro-2,1,3-benzoselenadiazole
CAS Number 20718-46-1 Molecular Weight 262.51200
Density N/A Boiling Point 388.6ºC at 760 mmHg
Molecular Formula C6H2ClN3O2Se Melting Point N/A
MSDS N/A Flash Point 188.8ºC

 Names

Name 5-Chloro-4-nitro-2,1,3-benzoselenadiazole
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 388.6ºC at 760 mmHg
Molecular Formula C6H2ClN3O2Se
Molecular Weight 262.51200
Flash Point 188.8ºC
Exact Mass 262.90000
PSA 71.60000
LogP 1.77160
Vapour Pressure 6.76E-06mmHg at 25°C

 Safety Information

HS Code 2904909090

 Synthetic Route

~97%

5-Chloro-4-nitro-2,1,3-benzoselenadiazole Structure

5-Chloro-4-nitr...

CAS#:20718-46-1

Literature: NOVARTIS AG; NOVARTIS PHARMA GMBH Patent: WO2007/6533 A2, 2007 ; Location in patent: Page/Page column 42-43 ;

~%

5-Chloro-4-nitro-2,1,3-benzoselenadiazole Structure

5-Chloro-4-nitr...

CAS#:20718-46-1

Literature: Keana; Kher; Sui Xiong Cai; Dinsmore; Glenn; Guastella; Huang; Ilyin; Lu; Mouser; Woodward; Weber Journal of Medicinal Chemistry, 1995 , vol. 38, # 22 p. 4367 - 4379

~65%

5-Chloro-4-nitro-2,1,3-benzoselenadiazole Structure

5-Chloro-4-nitr...

CAS#:20718-46-1

Literature: Tian, Wei; Grivas, Spiros; Olsson, Kjell Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1993 , # 2 p. 257 - 262

~%

5-Chloro-4-nitro-2,1,3-benzoselenadiazole Structure

5-Chloro-4-nitr...

CAS#:20718-46-1

Literature: Keana; Kher; Sui Xiong Cai; Dinsmore; Glenn; Guastella; Huang; Ilyin; Lu; Mouser; Woodward; Weber Journal of Medicinal Chemistry, 1995 , vol. 38, # 22 p. 4367 - 4379

~%

5-Chloro-4-nitro-2,1,3-benzoselenadiazole Structure

5-Chloro-4-nitr...

CAS#:20718-46-1

Literature: Rtishchev; Selitrennikov Russian Journal of General Chemistry, 2004 , vol. 74, # 3 p. 428 - 437

 Customs

HS Code 2904909090
Summary HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 Synonyms

5-Chloro-4-nitrobenzo-2,1,3-selenadiazole
CL 2138
5-Chlor-4-nitro-2,1,3-benzoselenadiazol
4-Nitro-5-chlor-benzo-2,1,3-selenadiazol