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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 38527Generated: October 26, 2026

Benzenamine, 3-ethynyl- → Ethyl 4-[(3-ethynylphenyl)amino]-5,7-dihydro-6H-pyrrolo[3',4':4,5]thieno[2,3-d]pyrimidine-6-carboxylate

https://huagongshe.com/reaction/38527

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzenamine, 3-ethynyl-HCID 104682—
ReactantEthyl12-chloro-7-thia-4,9,11-triazatricyclo[6.4.0.02,6]dodeca-1(8),2(6),9,11-tetraene-4-carboxylateHCID 58116864—
ProductEthyl 4-[(3-ethynylphenyl)amino]-5,7-dihydro-6H-pyrrolo[3',4':4,5]thieno[2,3-d]pyrimidine-6-carboxylateHCID 58116910—

Reaction Steps

In analogy to Example 22A, ethyl 4-chloro-5,7-dihydro-6H-pyrrolo[3′,4′:4,5]thieno[2,3-d]pyrimidine-6-carboxylate from Example 21A (235 mg, 0.83 mmol) and 3-ethynylaniline (102 mg, 0.87 mmol) were reacted to the title compound to yield 211 mg (67%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08524722B2
Source datasetuspto-grants-2013_09
ORD IDord-7d5a63bfe07342288577d481a66e9769
Source noteuspto-grants-2013_09