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2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole

Also known as: Lansoprazole Sulfide, Lansoprazole sulphide, AG 1777, K 1252, H 225/18, 2-[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methylthio-1H-benzimidazole, 2-(((3-Methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl)thio)-1H-benzo[d]imidazole, Lansoprazole Impurity 3, Lansoprazole Related Compound B, MFCD00834357

2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole (CAS 103577-40-8) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C16H14F3N3OS and a molecular weight of 353.362 g/mol. Key properties include a melting point of 149-150ºC, a boiling point of 494.9±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 253.1±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103577-40-8
Jingsj CID
J-1029318-4
Molecular Formula
C16H14F3N3OS
Molecular Weight
353.362 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Melting Point149-150ºC
Boiling Point494.9±55.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point253.1±31.5 °C
Exact Mass353.080963
PSA76.10000
LogP4.46
Vapor Pressure0.0±1.3 mmHg at 25°C
Refractive Index1.616
Storage Conditions-20°C Freezer

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 2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole?

The CAS number of 2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole is 103577-40-8.

What are the molecular formula and molecular weight of 2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole?

2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole has molecular formula C16H14F3N3OS and molecular weight 353.362 g/mol.

What are the upstream and downstream products of 2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole?

For 2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole, Upstream Products: 2-(Chloromethyl)-3-methyl-4-(2,2,2-trifluoroethoxy)pyridine, 1H-Benzimidazole-2-thiol, 2,3-dimethyl-1-oxido-4-(2,2,2-trifluoroethoxy)pyridin-1-ium; Downstream Products: Dexlansoprazole, (S)-Lansoprazole, Lansoprazole.

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

Last updated:

How to cite: Jingsj. "2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole (CAS 103577-40-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1029318-4 (accessed 2026-11-07).

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