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Semicarbazide hydrochloride

Also known as: Semicarbazide monohydrochloride, Hydrazinecarboxamide hydrochloride, Carbamylhydrazine hydrochloride, Aminourea hydrochloride, Amidourea hydrochloride, SEM

Semicarbazide hydrochloride (CAS 563-41-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula CH6ClN3O and a molecular weight of 111.531 g/mol. Key properties include a melting point of 175-177 °C (dec.)(lit.), a boiling point of 235.3ºC at 760 mmHg, a density of 1.286g/cm3 and a flash point of 66.5ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. It is listed by 1 supplier, from 0.98 to 771.20 CNY. Record last updated Aug 21, 2026.

CAS No.
563-41-7
Jingsj CID
J-810916-5
Molecular Formula
CH6ClN3O
Molecular Weight
111.531 g/mol
Category
Organic Acids
Last updated
8/21/2026
In Stock

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SupplierPurity / PackBase PriceUnit PriceOrigin
In Stock
98%
500g
¥488.00
$0.15 /gBest
¥0.98/g CNY
CN China
MOQ 500g
In Stock
>98.5%(T)
500g
¥648.00
$0.19 /g
¥1.30/g CNY
CN China
MOQ 500g
In Stock
98%
100g
¥138.00
$0.21 /g
¥1.38/g CNY
CN China
MOQ 100g

Physicochemical Properties

Melting Point175-177 °C (dec.)(lit.)
Boiling Point235.3ºC at 760 mmHg
Density1.286g/cm3
Flash Point66.5ºC
Exact Mass111.019943
PSA81.14000
LogP1.12190
Vapor Pressure0.0407mmHg at 25°C
Additional Property100 g/L (15 ºC)

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed

Activity & Biological Data

Additional Information[1]. Adam Becalski, et al. Semicarbazide Formation in Azodicarbonamide-Treated Flour: A Model Study. J Agric Food Chem. 2004 Sep 8;52(18):5730-4.

Customs & Trade Information

HS Code2928000090
Summary2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Semicarbazide hydrochloride?

The CAS number of Semicarbazide hydrochloride is 563-41-7.

What are the molecular formula and molecular weight of Semicarbazide hydrochloride?

Semicarbazide hydrochloride has molecular formula CH6ClN3O and molecular weight 111.531 g/mol.

Which suppliers offer Semicarbazide hydrochloride?

1 supplier(s) listed; reference unit price ¥0.98–771.20 /g.

Is Semicarbazide hydrochloride hazardous?

Semicarbazide hydrochloride has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.

What are the upstream and downstream products of Semicarbazide hydrochloride?

For Semicarbazide hydrochloride, Upstream Products: Potassium cyanate, Hydrazine sulfate, Benzaldehyde semicarbazone; Downstream Products: 6-Chloro[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one, Nitrofurazone, 5,6-Diphenyl-1,2,4-triazin-3(2H)-one.

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

Last updated:

How to cite: Jingsj. "Semicarbazide hydrochloride (CAS 563-41-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-810916-5 (accessed 2026-11-07).

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