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[4-(Methylsulfonyl)phenyl]hydrazine hydrochloride

Also known as: 4-(Methylsulfonyl)phenylhydrazine hydrochloride, 4-Methylsulfonylphenylhydrazine hydrochloride, 4-Methylsulphoylphenylhydrazine hydrochloride, [4-(Methylsulfonyl)phenyl]hydrazine HCl, Hydrazine, [4-(methylsulfonyl)phenyl]-, 4-MethylsulfonylphenylhydrazineHCl, [p-(Methylsulfonyl)phenyl]hydrazine

[4-(Methylsulfonyl)phenyl]hydrazine hydrochloride (CAS 877-66-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H10N2O2S and a molecular weight of 186.23400 g/mol. Key properties include a melting point of 202ºC, a boiling point of 418.7ºC at 760 mmHg, a density of 1.351 g/cm3 and a flash point of 207ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
877-66-7
Jingsj CID
J-1117445-1
Molecular Formula
C7H10N2O2S
Molecular Weight
186.23400 g/mol
Category
Organic Acids
Last updated
11/2/2026
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Physicochemical Properties

Melting Point202ºC
Boiling Point418.7ºC at 760 mmHg
Density1.351 g/cm3
Flash Point207ºC
Exact Mass222.02300
PSA80.57000
LogP3.03180

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 [4-(Methylsulfonyl)phenyl]hydrazine hydrochloride?

The CAS number of [4-(Methylsulfonyl)phenyl]hydrazine hydrochloride is 877-66-7.

What are the molecular formula and molecular weight of [4-(Methylsulfonyl)phenyl]hydrazine hydrochloride?

[4-(Methylsulfonyl)phenyl]hydrazine hydrochloride has molecular formula C7H10N2O2S and molecular weight 186.23400 g/mol.

What are the upstream and downstream products of [4-(Methylsulfonyl)phenyl]hydrazine hydrochloride?

For [4-(Methylsulfonyl)phenyl]hydrazine hydrochloride, Upstream Products: 4-Chlorophenyl methyl sulfone, 4-Bromophenyl methyl sulfone.

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

Last updated:

How to cite: Jingsj. "[4-(Methylsulfonyl)phenyl]hydrazine hydrochloride (CAS 877-66-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1117445-1 (accessed 2026-11-09).

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