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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 31985Generated: October 29, 2026

Trifluoroacetic acid → HCID 131726502, compound

https://huagongshe.com/reaction/31985

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant(2-{[6-(4-Bromo-2-chloro-phenylamino)-7-fluoro-3-methyl-3h-benzoimidazole-5-carbonyl]-aminooxy}-ethyl)-methyl-carbamic acid tert-butyl esterHCID 87688601—
SolventDichloromethaneHCID 6344—
ProductHCID 131726502HCID 131726502—

Reaction Steps

Prepared from (2-{[6-(4-bromo-2-chloro-phenylamino)-7-fluoro-3-methyl-3H-benzoimidazole-5-carbonyl]-aminooxy}-ethyl)-methyl-carbamic acid tert-butyl ester 29ww by trifluoroacetic acid deprotection in methylene chloride. MS APCI (+) m/z 470, 472 (M+, Br pattern) detected; 1H NMR (400 MHz, CD3OD) δ 8.31 (s, 1H), 7.74 (s, 1H), 7.51 (d, 1H), 7.19 (dd, 1H), 6.39 (dd, 1H), 4.11 (m, 2H), 3.97 (s, 3H), 3.12 (m, 2H), 2.72 (s, 3H); 19F NMR (376 MHz, CD3OD) −77.41 (s, 3F), −134.79 (s, 1F).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07425637B2
Source datasetuspto-grants-2008_09
ORD IDord-8df48bf846044f92af0d2a970ef1446b
Source noteuspto-grants-2008_09