5-(3,3-Dimethyl-but-1-ynyl)-3-(1,4-dioxa-spiro[4.5]dec-8-ylamino)-thiophene-2-carboxylic acid methyl ester

5-(3,3-二甲基丁-1-炔基)-3-(1,4-二氧杂螺[4.5]癸-8-基氨基)噻吩-2-羧酸甲酯

5-(3,3-Dimethyl-but-1-ynyl)-3-(1,4-dioxa-spiro[4.5]dec-8-ylamino)-thiophene-2-carboxylic acid methyl ester (CAS 1263101-80-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H27NO4S and a molecular weight of 377.5 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1263101-80-9
Jingsj CID
J-478775-8
Molecular Formula
C20H27NO4S
Chinese Name
5-(3,3-二甲基丁-1-炔基)-3-(1,4-二氧杂螺[4.5]癸-8-基氨基)噻吩-2-羧酸甲酯
Molecular Weight
377.5 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-(3,3-Dimethyl-but-1-ynyl)-3-(1,4-dioxa-spiro[4.5]dec-8-ylamino)-thiophene-2-carboxylic acid methyl ester?

The CAS number of 5-(3,3-Dimethyl-but-1-ynyl)-3-(1,4-dioxa-spiro[4.5]dec-8-ylamino)-thiophene-2-carboxylic acid methyl ester is 1263101-80-9.

What are the molecular formula and molecular weight of 5-(3,3-Dimethyl-but-1-ynyl)-3-(1,4-dioxa-spiro[4.5]dec-8-ylamino)-thiophene-2-carboxylic acid methyl ester?

5-(3,3-Dimethyl-but-1-ynyl)-3-(1,4-dioxa-spiro[4.5]dec-8-ylamino)-thiophene-2-carboxylic acid methyl ester has molecular formula C20H27NO4S and molecular weight 377.5 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(3,3-Dimethyl-but-1-ynyl)-3-(1,4-dioxa-spiro[4.5]dec-8-ylamino)-thiophene-2-carboxylic acid methyl ester (CAS 1263101-80-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-478775-8 (accessed 2026-10-23).

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