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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 717448Generated: October 30, 2026

5,6-Dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride → HCID 86270401, compound

https://huagongshe.com/reaction/717448

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5,6-Dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochlorideHCID 71757404—
Reactant2-(Pyrimidin-4-yl)quinazoline-4-carboxylic acidHCID 90410931—
ProductHCID 86270401HCID 8627040117%

Reaction Steps

Reaction of 2-(4-pyrimidinyl)quinazoline-4-carboxylic acid with 5,6-dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride gave compound 72 (17% yield) as a brown solid. 1H NMR (300 MHz, CDCl3) δ 2.86 and 3.13 (2t, 2H), 3.54 and 4.17 (2t, 2H), 3.81-3.90 (m, 6H), 4.43 and 5.06 (2s, 2H), 6.51 and 6.91 (2d, 1H), 6.71 and 7.01 (2d, 1H), 7.74-7.81 (m, 2H), 8.04-8.13 (m, 2H), 8.39-8.41 (2s, 1H), 8.65-8.70 (m, 1H), 9.04-9.06 (m, 1H), 9.57 (s, 1H); MS (ESI) m/z 428 ([M+H]+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09193707B2
Source datasetuspto-grants-2015_11
ORD IDord-e1d92976117f44abb864b9da863d9820
Source noteuspto-grants-2015_11