Rabeprazole EP Impurity E

Also known as: 4-Desmethoxypropoxyl-4-methoxy Rabeprazole, 4-Methoxy Rabeprazole, Rabeprazole 4-Methoxy Analog, Rabeprazole 4-Methoxy IMpurity, Rabeprazole impurity 9, 2-[[(4-Methoxy-3-methyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole, Lansoprazole EP Impurity 12

Rabeprazole EP Impurity E (CAS 102804-77-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C15H15N3O2S and a molecular weight of 301.36400 g/mol. Key property: a density of 1.40±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 102804-77-3
Jingsj CID: J-1185919-1
Molecular Formula: C₁₅H₁₅N₃O₂S
Molecular Weight: 301.36400 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.40±0.1 g/cm3
Exact Mass	301.08800
PSA	87.08000
LogP	3.44840
Additional Property	Practically insoluble (0.06 g/L) (25 ºC)

Frequently Asked Questions

What is the CAS number of Rabeprazole EP Impurity E?

The CAS number of Rabeprazole EP Impurity E is 102804-77-3.

What are the molecular formula and molecular weight of Rabeprazole EP Impurity E?

Rabeprazole EP Impurity E has molecular formula C15H15N3O2S and molecular weight 301.36400 g/mol.

What are the upstream and downstream products of Rabeprazole EP Impurity E?

For Rabeprazole EP Impurity E, Upstream Products: 2-[[(4-Methoxy-3-methyl-2-pyridinyl)methyl]thio]-1H-benzimidazole, 2,3-Dimethyl-4-nitropyridine N-oxide, 4-Chloro-2,3-dimethylpyridine 1-oxide.

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. "Rabeprazole EP Impurity E (CAS 102804-77-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1185919-1 (accessed 2026-11-09).

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