Dibutyl phosphate (CAS 107-66-4)

Chinese name: 磷酸二丁酯

Dibutyl phosphate is registered under CAS 107-66-4. Molecular formula: C8H19O4P. Approximate molecular weight: 210.208. SKYSEVEN Chemical provides industrial chemical sourcing support and free CAS tools for global B2B buyers.

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Physical & identity data

CAS Number	107-66-4
English name	Dibutyl phosphate
Chinese name	磷酸二丁酯
Molecular formula	C8H19O4P
Molecular weight	210.208
Melting point	-13℃
Boiling point	275.3°C at 760 mmHg
Density	1.13
Flash point	188℃
Refractive index	1.427-1.429
Water solubility	不溶
Vapor pressure	0.00141mmHgat25°C
HS code (ref.)	2919900090

Applications (reference)

磷酸二丁酯(107-66-4)的用途：
本品主要可用作铀和钍的萃取剂。

Related products at SKYSEVEN Chemical

No on-catalog product linked yet. Contact sales with CAS 107-66-4 for availability.

Authority references

• PubChem
• NIST Chemistry WebBook
• CAS Common Chemistry

FAQ

What is CAS 107-66-4?

Dibutyl phosphate is identified by CAS Registry Number 107-66-4. Molecular formula: C8H19O4P. SKYSEVEN Chemical provides industrial chemical supply and free CAS lookup tools.

Where can I buy Dibutyl phosphate?

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

How do I verify CAS 107-66-4 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.