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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1265549Generated: November 3, 2026

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

https://huagongshe.com/reaction/1265549

Reaction equation

Participants

RoleNameHCIDCharge
ReactantStannous chloride dihydrateHCID 61436—
Reactant[4-Chloro-5-(ethyl-methyl-amino)-2-nitro-phenyl]-carbamic acid tert-butyl esterHCID 69689605—
ProductCarbamic acid,[2-amino-4-chloro-5-(ethylmethylamino)phenyl]-,1,1-dimethylethyl esterHCID 69688249—

Reaction Steps

The title compound was prepared from [4-chloro-5-(ethyl-methyl-amino)-2-nitro-phenyl]-carbamic acid tert-butyl ester (Example C5) (3.0 g, 9.09 mmol) by reduction with SnCl2.2H2O according to the general procedure J (method b). Obtained as a pale brown solid (2.64 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06544985B2
Source datasetuspto-grants-2003_04
ORD IDord-52739c48d22b4986b497b4fffe5cca68
Source noteuspto-grants-2003_04