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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1476525Generated: October 30, 2026

Diisopropylethylamine → HCID 53246622, compound

https://huagongshe.com/reaction/1476525

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
Reactant4-[(4aR,10bR)-9-ethoxy-8-methoxy-3,4,4a,10b-tetrahydro-1H-thiopyrano[4,3-c]isoquinolin-6-yl]benzoic acidHCID 67259092—
ReactantHCID 70976355HCID 70976355—
SolventDichloromethaneHCID 6344—
ProductHCID 53246622HCID 53246622—

Reaction Steps

The title compound is prepared analogously as described for example 1 (however, stirring is performed for 12 h at RT) using 4-[(4aR,10bR)-9-ethoxy-8-methoxy-3,4,4a,10b-tetrahydro-1H-thiopyrano[4,3-c]isoquinolin-6-yl]benzoic acid (159 mg; compound C10), 1-[(5-methyl-1,3-thiazol-2-yl)methyl]-6-phenyl-3-(piperidin-4-yl)thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione hydrochloride (190 mg; compound B37), HBTU (167 mg), DIPEA (207 mg) and DCM (10 ml). The crude product is purified by flash column chromatography for three times [amino phase silica gel, eluation gradient: cyclohexane/EtOAc, 100/0 to 0/100 (v/v)] to yield the title compound as a solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09018175B2
Source datasetuspto-grants-2015_04
ORD IDord-d5e41ae5e4524fe69a13921ebeab147b
Source noteuspto-grants-2015_04