Isatin 3-thiosemicarbazone

靛红-3-缩氨基硫脲

Also known as: 1H-indole-2,3-dione 3-thiosemicarbazone, 2-(1,2-dihydro-2-oxo-3H-indol-3-ylidene)hydrazinecarbothioamide, 2-(2-oxoindolin-3-ylidene)hydrazinecarbothioamide, Isatin-3-thiosemicarbazone, Isatin thiosemicarbazone, Isatin β-thiosemicarbazone, indoline-2,3-dione-3-thiosemicarbazone, 3-Thiosemicarbazono-2-indolinone, 2-Oxo-2,3-dihydro-1H-indole-3-one thiosemicarbazone, Z-3-thiosemicarbazone of isatin, IBT, GS 1752, F1577-0011, Isatin-3-thiosemicarbazon, Isatinethiosemicarbazone, [(2-oxoindol-3-yl)amino]thiourea

CAS No.
487-16-1
Jingsj CID
J-1131061-3
Molecular Formula
C9H8N4OS
Chinese Name
靛红-3-缩氨基硫脲
Molecular Weight
220.25100 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point252-254ºC
Boiling Point437.9ºC at 760 mmHg
Density1.6 g/cm3
Flash Point218.6ºC

Frequently Asked Questions

What is the CAS number of Isatin 3-thiosemicarbazone?

487-16-1

What are the molecular formula and molecular weight of Isatin 3-thiosemicarbazone?

C9H8N4OS, molecular weight 220.25100 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026