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Thiocarbohydrazide

Also known as: 1,3-Diamino-2-thiourea, 1,3-Diaminothiourea, AURORA 1561, Carbonothioic dihydrazide, Hydrazinecarbohydrazonothioic acid, TCH, THIOCARBAZIDE, THIOCARBONOHYDRAZIDE, Thiocarbonic dihydrazide, Thiocarbonyldihydrazide, USAF ek-7372

Thiocarbohydrazide (CAS 2231-57-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula CH6N4S and a molecular weight of 106.15000 g/mol. Key properties include a melting point of 171-174 °C (dec.)(lit.), a boiling point of 230.1ºC at 760 mmHg, a density of 1.415 g/cm3 and a flash point of 93ºC. It is classified under GHS with signal word Danger and hazard statements H300, H330 — Fatal if inhaled and H311 — Toxic in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2231-57-4
Jingsj CID
J-44211-2
Molecular Formula
CH6N4S
Molecular Weight
106.15000 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Melting Point171-174 °C (dec.)(lit.)
Boiling Point230.1ºC at 760 mmHg
Density1.415 g/cm3
Flash Point93ºC
Exact Mass106.03100
PSA108.19000
LogP0.38030
Vapor Pressure0.067mmHg at 25°C
Refractive Index1.676

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H300
  • H330 — Fatal if inhaled
  • H311 — Toxic in contact with skin

Frequently Asked Questions

What is the CAS number of Thiocarbohydrazide?

The CAS number of Thiocarbohydrazide is 2231-57-4.

What are the molecular formula and molecular weight of Thiocarbohydrazide?

Thiocarbohydrazide has molecular formula CH6N4S and molecular weight 106.15000 g/mol.

Is Thiocarbohydrazide hazardous?

Thiocarbohydrazide has GHS signal word Danger and hazard statements H300; H330 — Fatal if inhaled; H311 — Toxic in contact with skin.

What are the upstream and downstream products of Thiocarbohydrazide?

For Thiocarbohydrazide, Upstream Products: Carbon disulphide, Thiophosgene, O,S-Diethyl dithiocarbonate; Downstream Products: 4-Amino-5-(pyridin-4-yl)-4H-1,2,4-triazole-3-thiol, 4-Amino-6-(tert-butyl)-3-mercapto-1,2,4-triazin-5(4H)-one, Mucic acid.

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

Last updated:

How to cite: Jingsj. "Thiocarbohydrazide (CAS 2231-57-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44211-2 (accessed 2026-11-06).

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