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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1745482Generated: October 29, 2026

Stannous chloride dihydrate → (2-Amino-4-phenylethynyl-phenyl)-carbamic acid tert-butyl ester

https://huagongshe.com/reaction/1745482

Reaction equation

Participants

RoleNameHCIDCharge
ReactantStannous chloride dihydrateHCID 61436—
ReactantHCID 69592872HCID 69592872—
Product(2-Amino-4-phenylethynyl-phenyl)-carbamic acid tert-butyl esterHCID 1140406564.6%

Reaction Steps

Prepared from (2-nitro-4-phenylethynyl-phenyl)-carbamic acid tert.-butyl ester (Example F3) (403 mg, 1.19 mmol) by reduction with SnCl2.2H2O (1.34 g, 5.96 mmol) according to the general procedure G (method b). Obtained as an orange solid (237 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07018998B2
Source datasetuspto-grants-2006_03
ORD IDord-a1c755ada9464e64b8221703600bfc19
Source noteuspto-grants-2006_03