Hydrazinecarboxylic acid, 2-cyclopentyl-, 1,1-dimethylethyl ester (9CI)

Base Information

• Chemical Name: Hydrazinecarboxylic acid, 2-cyclopentyl-, 1,1-dimethylethyl ester (9CI)
• CAS No.: 646071-31-0
• Molecular Formula: C10H20N2O2
• Molecular Weight: 200.281
• Hs Code.: 2928000090
• Mol file: 646071-31-0.mol

Synonyms:tert-butyl 3-cyclopentylcarbazate;N'-t-butoxycarbonyl-cyclopentylhydrazine;tert-Butyl 2-Cyclopentylhydrazinecarboxylate;N'-cyclopentyl-hydrazinecarboxylic acid tert-butyl ester;1,1-dimethylethyl 2-cyclopentylhydrazinecarboxylate;t-butoxycarbonyl-cyclopentylhydrazine;

Chemical Property of Hydrazinecarboxylic acid, 2-cyclopentyl-, 1,1-dimethylethyl ester (9CI)

Chemical Property:

• PSA: 50.36000
• LogP: 2.74010

Purity/Quality:

99% ^*data from raw suppliers

tert-Butyl2-cyclopentylhydrazinecarboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Hydrazinecarboxylic acid, 2-cyclopentyl-, 1,1-dimethylethyl ester (9CI)

There total 7 articles about Hydrazinecarboxylic acid, 2-cyclopentyl-, 1,1-dimethylethyl ester (9CI) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 100.0%

tert-butyl 2-cyclopentylidenehydrazine carboxylate (79201-39-1) → tert-butyl 2-cyclopentylhydrazinecarboxylate (646071-31-0)

Guidance literature:

With hydrogen; acetic acid; palladium/active carbon; In methanol; for 5h; under 2250.23 Torr;

Reference yield:

t-butoxycarbonylhydrazine (870-46-2) + cyclopentanone (120-92-3) → tert-butyl 2-cyclopentylhydrazinecarboxylate (646071-31-0)

Guidance literature:

t-butoxycarbonylhydrazine; cyclopentanone; With sodium cyanoborohydride; acetic acid; In methanol; at 20 ℃;

With sodium hydroxide; water; In methanol; at 0 ℃;

Reference yield:

t-butoxycarbonylhydrazine (870-46-2) → tert-butyl 2-cyclopentylhydrazinecarboxylate (646071-31-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 100 percent / methanol / 2 h / 20 °C

2: sodium cyanoborohydride; aq. acetic acid / 2 h / 20 °C

With sodium cyanoborohydride; acetic acid; In methanol;

DOI:10.1021/jm030276s

upstream raw materials:

tert-butyl 2-cyclopentylidenehydrazine carboxylate

t-butoxycarbonylhydrazine

cyclopentanone

Downstream raw materials:

cyclopentylhydrazine hydrochloride

1-cyclopentyl-3-methyl-1H-pyrazol-5-amine

N'-(2-cyano-9-methyl-9H-purin-6-yl)-N'-cyclopentyl-4-({4-[(4-methyl-1-piperazinyl)carbonyl]-1-piperidinyl}methyl)benzohydrazide trifluoroacetate

N'-{2-cyano-9-[2-(dimethylamino)ethyl]-9H-purin-6-yl}-N'-cyclopentyl-6-{4-[(4-methyl-1-piperazinyl)methyl]phenyl}-2-pyridinecarbohydrazide trifluoroacetate

Refernces

• 1、 Maitra, Rangan,Narayanan, Sanju,Rajagopal, Sudarshan,Runyon, Scott P.,Vasukuttan, Vineetha. "Identification of potent pyrazole based APELIN receptor (APJ) agonists". . . Retrieved 2020/01/22.
• 2、 Li, Guo-Bo,Ma, Shuang,Yang, Ling-Ling,Ji, Sen,Fang, Zhen,Zhang, Guo,Wang, Li-Jiao,Zhong, Jie-Min,Xiong, Yu,Wang, Jiang-Hong,Huang, Shen-Zhen,Li, Lin-Li,Xiang, Rong,Niu, Dawen,Chen, Ying-Chun,Yang, Sheng-Yong. "Drug Discovery against Psoriasis: Identification of a New Potent FMS-like Tyrosine Kinase 3 (FLT3) Inhibitor, 1-(4-((1H-Pyrazolo[3,4-d]pyrimidin-4-yl)oxy)-3-fluorophenyl)-3-(5-(tert-butyl)isoxazol-3-yl)urea, That Showed Potent Activity in a Psoriatic Animal Model". . p. 8293 - 8305. Retrieved 2016/10/03.