3,4-dihydro-1H-isothiochromen-4-amine 2,2-dioxide hydrochloride

3,4-二氢-1H-异硫苯并吡喃-4-胺 2,2-二氧化物盐酸盐

Also known as: 1H-2-Benzothiopyran-4-amine, 3,4-dihydro-, 2,2-dioxide hydrochloride, 2,2-dioxo-3,4-dihydro-1H-isothiochromen-4-amine hydrochloride, 3,4-dihydro-1H-2-benzothiopyran-4-amine 2,2-dioxide hydrochloride, 4-aminoisothiochroman 2,2-dioxide hydrochloride, 3,4-dihydro-1H-isothiochromen-4-amine 2,2-dioxide, 1H-2-Benzothiopyran-4-amine, 3,4-dihydro-, 2,2-dioxide, 2,2-dioxo-3,4-dihydro-1H-isothiochromen-4-amine

3,4-dihydro-1H-isothiochromen-4-amine 2,2-dioxide hydrochloride (CAS 916420-33-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO2S and a molecular weight of 197.254 g/mol. It is also known as 1H-2-Benzothiopyran-4-amine, 3,4-dihydro-, 2,2-dioxide hydrochloride, 2,2-dioxo-3,4-dihydro-1H-isothiochromen-4-amine hydrochloride and 3,4-dihydro-1H-2-benzothiopyran-4-amine 2,2-dioxide hydrochloride. Key properties include a boiling point of 435.5±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 217.2±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
916420-33-2
Jingsj CID
J-1523206-9
Molecular Formula
C9H11NO2S
Chinese Name
3,4-二氢-1H-异硫苯并吡喃-4-胺 2,2-二氧化物盐酸盐
Molecular Weight
197.254 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point435.5±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point217.2±28.7 °C

Frequently Asked Questions

What is the CAS number of 3,4-dihydro-1H-isothiochromen-4-amine 2,2-dioxide hydrochloride?

The CAS number of 3,4-dihydro-1H-isothiochromen-4-amine 2,2-dioxide hydrochloride is 916420-33-2.

What are the molecular formula and molecular weight of 3,4-dihydro-1H-isothiochromen-4-amine 2,2-dioxide hydrochloride?

3,4-dihydro-1H-isothiochromen-4-amine 2,2-dioxide hydrochloride has molecular formula C9H11NO2S and molecular weight 197.254 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4-dihydro-1H-isothiochromen-4-amine 2,2-dioxide hydrochloride (CAS 916420-33-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523206-9 (accessed 2026-10-25).

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