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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1265573Generated: November 1, 2026

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

https://huagongshe.com/reaction/1265573

Reaction equation

Participants

RoleNameHCIDCharge
ReactantStannous chloride dihydrateHCID 61436—
Reactant[4-Cyano-5-(isopropyl-methyl-amino)-2-nitro-phenyl]-carbamic acid tert-butyl esterHCID 69688722—
ProductCarbamic acid,[2-amino-4-cyano-5-[methyl(1-methylethyl)amino]phenyl]-,1,1-dimethylethyl esterHCID 69688050—

Reaction Steps

The title compound was prepared from [4-cyano-5-(isopropyl-methyl-amino)-2-nitro-phenyl]-carbamic acid tert-butyl ester (Example C28) (1.73 g, 5.17 mmol) by reduction with SnCl2.2H2O according to the general procedure J (method b). Obtained as an off-white solid (1.56 g, 99%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06544985B2
Source datasetuspto-grants-2003_04
ORD IDord-b20651ca2692497f9a1e125fc1476b12
Source noteuspto-grants-2003_04