Carbamic acid, (1-methylcyclopropyl)-, 1,1-dimethylethyl ester (9CI)

Base Information

• Chemical Name: Carbamic acid, (1-methylcyclopropyl)-, 1,1-dimethylethyl ester (9CI)
• CAS No.: 251661-01-5
• Molecular Formula: C9H17 N O2
• Molecular Weight: 171.239
• Hs Code.: 2924299090
• Mol file: 251661-01-5.mol

Synonyms:Carbamicacid, (1-methylcyclopropyl)-, 1,1-dimethylethyl ester (9CI); tert-Butyl(1-methylcyclopropyl)carbamate

Chemical Property of Carbamic acid, (1-methylcyclopropyl)-, 1,1-dimethylethyl ester (9CI)

Chemical Property:

• Boiling Point: 233.8±7.0 °C(Predicted)
• PKA: 13.03±0.20(Predicted)
• PSA: 41.82000
• Density: 1.00±0.1 g/cm3(Predicted)
• LogP: 2.26800
• Storage Temp.: 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

tert-Butyl1-methylcyclopropylcarbamate 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Carbamic acid, (1-methylcyclopropyl)-, 1,1-dimethylethyl ester (9CI)

There total 1 articles about Carbamic acid, (1-methylcyclopropyl)-, 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: 77.0%

1-Methyl-cyclopropanoic acid (6914-76-7) + tert-butyl alcohol (75-65-0) → 1,1-dimethylethyl (1-methylcyclopropyl)carbamate (251661-01-5)

Guidance literature:

With diphenyl phosphoryl azide; triethylamine; at 80 ℃; for 15h;

Reference yield: 92.0%

1,1-dimethylethyl (1-methylcyclopropyl)carbamate (251661-01-5) → 1-methylcyclopropylamine hydrochloride (88887-87-0)

Guidance literature:

With hydrogenchloride; In 1,4-dioxane; at 20 ℃;

Reference yield:

2-(3-bromo-1-(3-chloropyridin-2-yl)-1H-pyrazol-5-yl)-8-methyl-4-oxo-4H-benzo[d][1,3]oxazine-6-carbonitrile (736995-64-5) + 1,1-dimethylethyl (1-methylcyclopropyl)carbamate (251661-01-5) → 3-bromo-N-[4-chloro-2-methyl-6-[[(1-methylcyclopropyl)amino]carbonyl]phenyl]-1-(3-chloro-2-pyridinyl)-1H-pyrazole-5-carboxamide (886583-34-2)

Guidance literature:

1,1-dimethylethyl (1-methylcyclopropyl)carbamate; With trifluoroacetic acid; at 20 ℃;

2-(3-bromo-1-(3-chloropyridin-2-yl)-1H-pyrazol-5-yl)-8-methyl-4-oxo-4H-benzo[d][1,3]oxazine-6-carbonitrile; With triethylamine; In acetonitrile; for 2h; Reflux;

upstream raw materials:

1-Methyl-cyclopropanoic acid

tert-butyl alcohol

Downstream raw materials:

1-methylcyclopropylamine hydrochloride

3-bromo-N-[4-chloro-2-methyl-6-[[(1-methylcyclopropyl)amino]carbonyl]phenyl]-1-(3-chloro-2-pyridinyl)-1H-pyrazole-5-carboxamide

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