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Promazine hydrochloride

Also known as: N,N-Dimethyl-10H-phenothiazine-10-propanamine hydrochloride, 10-(3-(Dimethylamino)propyl)phenothiazine hydrochloride, 10-(3-(Dimethylamino)propyl)phenothiazine monohydrochloride, 10-(gamma-Dimethylamino-n-propyl)phenothiazine hydrochloride, Chlorpromazine EP Impurity C HCl, EINECS 200-179-7, MFCD00058535, N,N-Dimethyl-3-(10H-phenothiazin-10-yl)propan-1-amine hydrochloride, Promazine HCL

Promazine hydrochloride (CAS 53-60-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C17H21ClN2S and a molecular weight of 320.88000 g/mol. Key properties include a melting point of 174-176ºC, a boiling point of 412.7ºC at 760mmHg and a flash point of 203.4ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53-60-1
Jingsj CID
J-33415-6
Molecular Formula
C17H21ClN2S
Molecular Weight
320.88000 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point174-176ºC
Boiling Point412.7ºC at 760mmHg
Flash Point203.4ºC
Exact Mass320.11100
PSA31.78000
LogP5.10800
Storage Conditions2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H317 — May cause an allergic skin reaction

Customs & Trade Information

HS Code2934300000
Summary2934300000. other compounds containing in the structure a phenothiazine ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Promazine hydrochloride?

The CAS number of Promazine hydrochloride is 53-60-1.

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

Promazine hydrochloride has molecular formula C17H21ClN2S and molecular weight 320.88000 g/mol.

Is Promazine hydrochloride hazardous?

Promazine hydrochloride has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of Promazine hydrochloride?

For Promazine hydrochloride, Upstream Products: Methanol, Chlorpromazine hydrochloride, 1-Propanol.

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

Last updated:

How to cite: Jingsj. "Promazine hydrochloride (CAS 53-60-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33415-6 (accessed 2026-11-07).

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