5-Ethyl-2-methylpyridine (CAS 104-90-5)

Chinese name: 5-乙基-2-甲基-吡啶

5-Ethyl-2-methylpyridine is registered under CAS 104-90-5. Molecular formula: C8H11N. Approximate molecular weight: 121.18. SKYSEVEN Chemical provides industrial chemical sourcing support and free CAS tools for global B2B buyers.

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Physical & identity data

CAS Number	104-90-5
English name	5-Ethyl-2-methylpyridine
Chinese name	5-乙基-2-甲基-吡啶
Molecular formula	C8H11N
Molecular weight	121.18
Melting point	-70.9℃
Boiling point	178℃
Density	0.919
Flash point	70℃
Refractive index	1.496-1.498
Water solubility	难溶
Vapor pressure	1.5mmHgat25°C
HS code (ref.)	2942000000

Applications (reference)

用于有机合成。

Related products at SKYSEVEN Chemical

No on-catalog product linked yet. Contact sales with CAS 104-90-5 for availability.

Authority references

• PubChem
• NIST Chemistry WebBook
• CAS Common Chemistry

FAQ

What is CAS 104-90-5?

5-Ethyl-2-methylpyridine is identified by CAS Registry Number 104-90-5. Molecular formula: C8H11N. SKYSEVEN Chemical provides industrial chemical supply and free CAS lookup tools.

Where can I buy 5-Ethyl-2-methylpyridine?

Request a quote on cnchemshop.com. SKYSEVEN Chemical supplies industrial grades with COA/SDS on request for export orders.

How do I verify CAS 104-90-5 data?

Cross-check PubChem / NIST / CAS Common Chemistry, and use our free CAS lookup tool. Always match CAS on COA and invoice.

Data is for informational reference only. Verify lot-specific values with COA/SDS. Not for medical advice.