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Ufiprazole

Also known as: 5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]thio]-1H-benzimidazole, 2-[(4-methoxyethoxy-3,5-dimethyl-2-pyridinyl)-methylthio]-5-methoxybenzimidazole, 2-{[(3,5-dimethyl-4-methoxy-2-pyridinyl)-methyl]-thio}-5-methoxy-1H-benzimidazole, 5-methoxy-2-((3,5-dimethyl-4-methoxy-2-pyridinyl)-methylthio)-1H-benzimidazole, 5-methoxy-2-(4-methoxy-3,5-dimethyl-2-pyridinyl)methylthio-1H-benzimidazole, 5-methoxy-2-(4-methoxy-3,5-dimethyl-2-pyridinyl)methylmercaptobenzimidazole, 5-methoxy-2-[[(3,5-dimethyl-4-methoxypyridinyl)-methyl]thio]-1H-benzimidazole, 5-methoxy-2-{[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfanyl}-1H-benzimidazole, 5-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfanyl}-1H-benzimidazole, 6-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfanyl}-1H-benzimidazole, H 168/22, Omeprazole sulphide, Omeprazole sulfide, Pyrmetazole, Ufiprazol, Ufiprazolum, Esomeprazole impurity 3, Omeprazole ep impurity C

Ufiprazole (CAS 73590-85-9) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C17H19N3O2S and a molecular weight of 329.417 g/mol. Key properties include a melting point of 124 °C, a boiling point of 539.7±60.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 280.2±32.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
73590-85-9
Jingsj CID
J-1957892-1
Molecular Formula
C17H19N3O2S
Molecular Weight
329.417 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Melting Point124 °C
Boiling Point539.7±60.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point280.2±32.9 °C
Exact Mass329.119812
PSA85.33000
LogP3.87
Vapor Pressure0.0±1.4 mmHg at 25°C
Refractive Index1.649
Storage Conditions-20°C Freezer

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 Ufiprazole?

The CAS number of Ufiprazole is 73590-85-9.

What are the molecular formula and molecular weight of Ufiprazole?

Ufiprazole has molecular formula C17H19N3O2S and molecular weight 329.417 g/mol.

Is Ufiprazole hazardous?

Ufiprazole has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Ufiprazole?

For Ufiprazole, Upstream Products: 5-Methoxy-2-{[(4-chloro-3,5-dimethylpyridin-2-yl)methyl]thio}-1H-benzimidazole, 5-Methoxy-2-mercaptobenzimidazole, 2-(Chloromethyl)-4-methoxy-3,5-dimethylpyridine hydrochloride; Downstream Products: Omeprazole, (R)-Omeprazole, Esomeprazole.

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

Last updated:

How to cite: Jingsj. "Ufiprazole (CAS 73590-85-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957892-1 (accessed 2026-11-06).

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