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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1181789Generated: November 1, 2026

Hydrochloric Acid → 3-(2-amino-5-methyl-1,3-thiazol-4-yl)-2-(1-benzothien-3-ylmethyl)-7-isobutyl-5-methyl-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione

https://huagongshe.com/reaction/1181789

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactanttert-butyl 4-[2-(1-benzothien-3-ylmethyl)-7-isobutyl-5-methyl-4,6-dioxo-4,5,6,7-tetrahydro-2H-pyrazolo[3,4-d]pyrimidin-3-yl]-5-methyl-1,3-thiazol-2-ylcarbamateHCID 86595429—
Solvent1,4-DioxaneHCID 31275—
Product3-(2-amino-5-methyl-1,3-thiazol-4-yl)-2-(1-benzothien-3-ylmethyl)-7-isobutyl-5-methyl-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dioneHCID 58981164—

Reaction Steps

This compound was synthesized by treating tert-butyl 4-[2-(1-benzothien-3-ylmethyl)-7-isobutyl-5-methyl-4,6-dioxo-4,5,6,7-tetrahydro-2H-pyrazolo[3,4-d]pyrimidin-3-yl]-5-methyl-1,3-thiazol-2-ylcarbamate with 4M HCl in dioxane at room temperature for 2.5 hours. Mass: 481.15 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07285558B2
Source datasetuspto-grants-2007_10
ORD IDord-1acd340c24e348a0a82fbfdf4bf6cc60
Source noteuspto-grants-2007_10