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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498228Generated: October 30, 2026

Stannous chloride dihydrate → Carbamic acid,[2-amino-4-chloro-5-[methyl(1-methylethyl)amino]phenyl]-,1,1-dimethylethyl ester

https://huagongshe.com/reaction/498228

Reaction equation

Participants

RoleNameHCIDCharge
ReactantStannous chloride dihydrateHCID 61436—
Reactant[4-Chloro-5-(isopropyl-methyl-amino)-2-nitro-phenyl]-carbamic acid tert-butyl esterHCID 69489449—
ProductCarbamic acid,[2-amino-4-chloro-5-[methyl(1-methylethyl)amino]phenyl]-,1,1-dimethylethyl esterHCID 69489477—

Reaction Steps

The title compound was prepared from [4-chloro-5-(isopropyl-methyl-amino)-2-nitro-phenyl]-carbamic acid tert-butyl ester (Example C12) (4.07 g, 11.8 mmol) by reduction with SnCl2.2H2O according to the general procedure J (method b). Obtained as a pale brown solid (3.08 g, 83%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-335c119af1ad45eca74c4cea2e15b8e1
Source noteuspto-grants-2005_09