2H-1,2-Benzothiazine-3-carboxamide, N-[6-(3,4-dichlorophenyl)-3-pyridinyl]-4-hydroxy-, 1,1-dioxide

N-[6-(3,4-二氯苯基)-3-吡啶基]-4-羟基-2H-1,2-苯并噻嗪-3-甲酰胺-1,1-二氧化物

2H-1,2-Benzothiazine-3-carboxamide, N-[6-(3,4-dichlorophenyl)-3-pyridinyl]-4-hydroxy-, 1,1-dioxide (CAS 1221971-24-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H13Cl2N3O4S and a molecular weight of 462.3 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1221971-24-9
Jingsj CID
J-1350878-2
Molecular Formula
C20H13Cl2N3O4S
Chinese Name
N-[6-(3,4-二氯苯基)-3-吡啶基]-4-羟基-2H-1,2-苯并噻嗪-3-甲酰胺-1,1-二氧化物
Molecular Weight
462.3 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2H-1,2-Benzothiazine-3-carboxamide, N-[6-(3,4-dichlorophenyl)-3-pyridinyl]-4-hydroxy-, 1,1-dioxide?

The CAS number of 2H-1,2-Benzothiazine-3-carboxamide, N-[6-(3,4-dichlorophenyl)-3-pyridinyl]-4-hydroxy-, 1,1-dioxide is 1221971-24-9.

What are the molecular formula and molecular weight of 2H-1,2-Benzothiazine-3-carboxamide, N-[6-(3,4-dichlorophenyl)-3-pyridinyl]-4-hydroxy-, 1,1-dioxide?

2H-1,2-Benzothiazine-3-carboxamide, N-[6-(3,4-dichlorophenyl)-3-pyridinyl]-4-hydroxy-, 1,1-dioxide has molecular formula C20H13Cl2N3O4S and molecular weight 462.3 g/mol.

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

Last updated:

How to cite: Jingsj. "2H-1,2-Benzothiazine-3-carboxamide, N-[6-(3,4-dichlorophenyl)-3-pyridinyl]-4-hydroxy-, 1,1-dioxide (CAS 1221971-24-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1350878-2 (accessed 2026-10-24).

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