methyl 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylate

3-氨基-4,5-二氢萘并[1,2-b]噻吩-2-羧酸甲酯

Also known as: 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylic acid methyl ester, methyl 3-amino-4,5-dihydrobenzo[g][1]benzothiole-2-carboxylate, naphtho[1,2-b]thiophene-2-carboxylic acid, 3-amino-4,5-dihydro-, methyl ester

methyl 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylate (CAS 691393-99-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H13NO2S and a molecular weight of 259.32400 g/mol. It is also known as 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylic acid methyl ester, methyl 3-amino-4,5-dihydrobenzo[g][1]benzothiole-2-carboxylate and naphtho[1,2-b]thiophene-2-carboxylic acid, 3-amino-4,5-dihydro-, methyl ester. Key properties include a boiling point of 475.7ºC at 760 mmHg, a density of 1.324g/cm3 and a flash point of 241.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
691393-99-4
Jingsj CID
J-800982-7
Molecular Formula
C14H13NO2S
Chinese Name
3-氨基-4,5-二氢萘并[1,2-b]噻吩-2-羧酸甲酯
Molecular Weight
259.32400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point475.7ºC at 760 mmHg
Density1.324g/cm3
Flash Point241.5ºC

Frequently Asked Questions

What is the CAS number of methyl 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylate?

The CAS number of methyl 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylate is 691393-99-4.

What are the molecular formula and molecular weight of methyl 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylate?

methyl 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylate has molecular formula C14H13NO2S and molecular weight 259.32400 g/mol.

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

Last updated:

How to cite: Jingsj. "methyl 3-amino-4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylate (CAS 691393-99-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-800982-7 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.