TERT-BUTYL 4-BROMOBENZYLCARBAMATE
- CAS No.
- 68819-84-1
- Chemical Name:
- TERT-BUTYL 4-BROMOBENZYLCARBAMATE
- Synonyms
- N-BOC-4-broMobenzylaMine;4-Bromo-N-BOC-benzylamine;TERT-BUTYL 4-BROMOBENZYLCARBAMATE;tert-Butyl N-(4-bromobenzyl)carbamate;tert-Butyl 4-bromobenzylcarbamate 98%;tert-butyl N-[(4-bromophenyl)methyl]carbamate;N-(4-Bromobenzyl)carbamic acid tert-butyl ester;(4-BROMO-BENZYL)-CARBAMIC ACID TERT-BUTYL ESTER;Carbamic acid, (4-bromophenyl)methyl-, 1,1-dimethylethyl ester;N-[(4-Bromophenyl)methyl]-carbamic acid 1,1-dimethylethyl ester
- CBNumber:
- CB6838195
- Molecular Formula:
- C12H16BrNO2
- Molecular Weight:
- 286.16
- MOL File:
- 68819-84-1.mol
- Modify Date:
- 2024/1/9 16:41:59
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS07 |
---|---|
Signal word | Warning |
Hazard statements | H319-H335-H302+H312+H332-H315 |
Precautionary statements | P280-P301+P312-P362+P364 |
Hazard Codes | Xn |
Risk Statements | 22 |
HS Code | 2924297099 |
TERT-BUTYL 4-BROMOBENZYLCARBAMATE Chemical Properties,Uses,Production
Synthesis
Tert-Butyl 4-bromobenzylcarbamate is prepared by the reaction of di-tert-butyl dicarbonate and 4-bromobenzylamine hydrochloride. The specific synthesis steps are as follows:
To a stirred suspension of 4-bromo-benzylamine hydrochloride (968mg, 4.35mmol) and triethylamine (0.666ml, 4.79mmol) in chloroform (15ml) was added di-tert-butyldicarbonate (949mg, 4.35mmol). The resulting solution was stirred at ambient temperature for 2h and then diluted with DCM (40ml). The organic solution was washed sequentially with 10% aqueous citric acid (40ml) and brine (40ml). The organic phase was dried over anhydrous magnesium sulfate and the filtrate evaporated at reduced pressure to afford Tert-Butyl 4-bromobenzylcarbamate (1.23g, 99%). 1H NMR 7.48-7.43 (2H, m), 7.18 (2H, d, 8.4), 4.84 (1H, br s), 4.27 (2H, d, 5.7), 1.46 (9H, s).
TERT-BUTYL 4-BROMOBENZYLCARBAMATE Preparation Products And Raw materials
Raw materials
Preparation Products
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