Dexlansoprazole

Also known as: (R)-Lansoprazole, R-(+)-Lansoprazole, 2-[(R)-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole, TAK 390, T 168390, D-lansoprazole, Kapidex, Dexilant, Lansoprazole Impurity 11, Lansoprazole Impurity 14, Dexlansoprazole related impurities 2

Dexlansoprazole (CAS 138530-94-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H14F3N3O2S and a molecular weight of 369.362 g/mol. Key properties include a melting point of 66-68?C, a boiling point of 555.8±60.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 289.9±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 138530-94-6
Jingsj CID: J-1975200-2
Molecular Formula: C₁₆H₁₄F₃N₃O₂S
Molecular Weight: 369.362 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	66-68?C
Boiling Point	555.8±60.0 °C at 760 mmHg
Density	1.5±0.1 g/cm3
Flash Point	289.9±32.9 °C
Exact Mass	369.075867
PSA	87.08000
LogP	2.76
Vapor Pressure	0.0±1.5 mmHg at 25°C
Refractive Index	1.635
Storage Conditions	Refrigerator

Activity & Biological Data

Additional Information	[1]. Kokufu, T., et al., Effects of lansoprazole on pharmacokinetics and metabolism of theophylline. Eur J Clin Pharmacol, 1995. 48(5): p. 391-5. [2]. Lai, K.C., et al., Lansoprazole for the prevention of recurrences of ulcer complications from long-term low-dose aspirin use. N Engl J Med, 2002. 346(26): p. 2033-8. [3]. Iwahi, T., et al., Lansoprazole, a novel benzimidazole proton pump inhibitor, and its related compounds have selective activity against Helicobacter pylori. Antimicrob Agents Chemother, 1991. 35(3): p. 490-6.

Additional Information

[1]. Kokufu, T., et al., Effects of lansoprazole on pharmacokinetics and metabolism of theophylline. Eur J Clin Pharmacol, 1995. 48(5): p. 391-5. [2]. Lai, K.C., et al., Lansoprazole for the prevention of recurrences of ulcer complications from long-term low-dose aspirin use. N Engl J Med, 2002. 346(26): p. 2033-8. [3]. Iwahi, T., et al., Lansoprazole, a novel benzimidazole proton pump inhibitor, and its related compounds have selective activity against Helicobacter pylori. Antimicrob Agents Chemother, 1991. 35(3): p. 490-6.

Frequently Asked Questions

What is the CAS number of Dexlansoprazole?

The CAS number of Dexlansoprazole is 138530-94-6.

What are the molecular formula and molecular weight of Dexlansoprazole?

Dexlansoprazole has molecular formula C16H14F3N3O2S and molecular weight 369.362 g/mol.

What are the upstream and downstream products of Dexlansoprazole?

For Dexlansoprazole, Upstream Products: 2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole, Lansoprazole, 2-[[(3-methyl-4-nitro-2-pyridinyl)methyl]thio]-1H-benzimidazole.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Dexlansoprazole (CAS 138530-94-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975200-2 (accessed 2026-11-09).

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