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2,3-dihydrophthalazine-1,4-dithione

Also known as: 1,4-Dimercapto phthalazine, 1,4-Phthalazinedithione, 2,3-dihydro-, phthalazine-1,4-dithiol, 4-sulfanyl-1-phthalazinyl hydrosulfide

2,3-dihydrophthalazine-1,4-dithione (CAS 51793-94-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H6N2S2 and a molecular weight of 194.27700 g/mol. Key properties include a boiling point of 333.6ºC at 760 mmHg, a density of 1.49 g/cm3 and a flash point of 155.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51793-94-3
Jingsj CID
J-1024166-4
Molecular Formula
C8H6N2S2
Molecular Weight
194.27700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point333.6ºC at 760 mmHg
Density1.49 g/cm3
Flash Point155.6ºC
Exact Mass193.99700
PSA103.38000
LogP2.20720

Frequently Asked Questions

What is the CAS number of 2,3-dihydrophthalazine-1,4-dithione?

The CAS number of 2,3-dihydrophthalazine-1,4-dithione is 51793-94-3.

What are the molecular formula and molecular weight of 2,3-dihydrophthalazine-1,4-dithione?

2,3-dihydrophthalazine-1,4-dithione has molecular formula C8H6N2S2 and molecular weight 194.27700 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3-dihydrophthalazine-1,4-dithione (CAS 51793-94-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1024166-4 (accessed 2026-11-09).

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