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Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate

Also known as: (1S-cis)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic Acid Methyl Ester, Tadalafil Impurity 11, Tadalafil Impurity 32, Tadalafil Related Impurity 6, Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-β-carboline-3-carboxylate, Tadalafil-015-1S3S, Tadanafil Impurity 1

Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate (CAS 171596-43-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H18N2O4 and a molecular weight of 350.36800 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
171596-43-3
Jingsj CID
J-1481781-3
Molecular Formula
C20H18N2O4
Molecular Weight
350.36800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass350.12700
PSA72.58000
LogP3.00210

Frequently Asked Questions

What is the CAS number of Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate?

The CAS number of Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate is 171596-43-3.

What are the molecular formula and molecular weight of Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate?

Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate has molecular formula C20H18N2O4 and molecular weight 350.36800 g/mol.

What are the upstream and downstream products of Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate?

For Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate, Upstream Products: Ethanol, L-Tryptophan, Methyl L-tryptophanate; Downstream Products: ent-Tadalafil.

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

Last updated:

How to cite: Jingsj. "Methyl (1S,3S)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate (CAS 171596-43-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1481781-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.