1-Butene (CAS 106-98-9)

Chinese name: 1-丁烯

1-Butene is registered under CAS 106-98-9. Molecular formula: C4H8. Approximate molecular weight: 56.106. SKYSEVEN Chemical provides industrial chemical sourcing support and free CAS tools for global B2B buyers.

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Physical & identity data

CAS Number	106-98-9
English name	1-Butene
Chinese name	1-丁烯
Molecular formula	C4H8
Molecular weight	56.106
Boiling point	-1.697°C at 760 mmHg
Flash point	-70.879°C
Vapor pressure	1918.196mmHgat25°C
HS code (ref.)	2901231000

Applications (reference)

丁烯为重要的基础化工原料之一。1-丁烯是合成仲丁醇、脱氢制丁二烯的原料；顺、反２-丁烯用于合成C4、C5衍生物及制取交联剂、叠合汽油等；异烯是制造丁基橡胶、聚异丁烯橡胶的原料，与甲醛反应..

Related products at SKYSEVEN Chemical

No on-catalog product linked yet. Contact sales with CAS 106-98-9 for availability.

Authority references

• PubChem
• NIST Chemistry WebBook
• CAS Common Chemistry

FAQ

What is CAS 106-98-9?

1-Butene is identified by CAS Registry Number 106-98-9. Molecular formula: C4H8. SKYSEVEN Chemical provides industrial chemical supply and free CAS lookup tools.

Where can I buy 1-Butene?

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

How do I verify CAS 106-98-9 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.