tert-Butyl 3-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[4,5]thieno[2,3-b]pyrrole-1-carboxylate

CC(C)(C)OC(=O)n1cc(C#N)c2c3c(B4OC(C)(C)C(C)(C)O4)cccc3sc21

tert-Butyl 3-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[4,5]thieno[2,3-b]pyrrole-1-carboxylate (CAS 2891993-57-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C22H25BN2O4S and a molecular weight of 424.3 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2891993-57-8
Jingsj CID: J-1968470-5
Molecular Formula: C₂₂H₂₅BN₂O₄S
Chinese Name: CC(C)(C)OC(=O)n1cc(C#N)c2c3c(B4OC(C)(C)C(C)(C)O4)cccc3sc21
Molecular Weight: 424.3 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of tert-Butyl 3-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[4,5]thieno[2,3-b]pyrrole-1-carboxylate?

The CAS number of tert-Butyl 3-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[4,5]thieno[2,3-b]pyrrole-1-carboxylate is 2891993-57-8.

What are the molecular formula and molecular weight of tert-Butyl 3-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[4,5]thieno[2,3-b]pyrrole-1-carboxylate?

tert-Butyl 3-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[4,5]thieno[2,3-b]pyrrole-1-carboxylate has molecular formula C22H25BN2O4S and molecular weight 424.3 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "tert-Butyl 3-cyano-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[4,5]thieno[2,3-b]pyrrole-1-carboxylate (CAS 2891993-57-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1968470-5 (accessed 2026-10-24).

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