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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1064110Generated: October 30, 2026

Butyric Acid → HCID 135774103, compound

https://huagongshe.com/reaction/1064110

Reaction equation

Participants

RoleNameHCIDCharge
ReactantButyric AcidHCID 264—
ReactantTriethylamineHCID 8471—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Reactant8-Amino-2-phenyl-1,5-dihydro-[1,2]diazepino[4,5,6-cd]indol-6-oneHCID 135774079—
SolventMethanolHCID 887—
SolventDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
SolventHexaneHCID 8058—
ProductHCID 135774103HCID 13577410350%

Reaction Steps

Preparation of example 21 from the title compound of Example 7 (hydrochloride) (22 mg, 0.080 mmol), n-butyric acid (0.007 mL, 0.080 mmol), triethylamine (0.014 mL, 0.10 mmol), and O-(7-azabenzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium hexafluorophosphate (32 mg, 0.084 mmol) in CH2Cl2 (0.3 mL) and N,N-dimethylformamide (0.3 mL) was carried out analogously to Example 11. Silica gel chromatography (10:9:1 hexane:CH2Cl2:methanol followed by 9:5:1 CH2Cl2:hexane:methanol), also in an analogous manner, afforded the title compound (14 mg, 0.04 mmol) as a yellow powder in 50% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06967198B2
Source datasetuspto-grants-2005_11
ORD IDord-3ff9f824edd34dc0b037e6df648700d0
Source noteuspto-grants-2005_11