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Product Name	Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide
Synonyms	BIS(2,4,6-TRIMETHYLBENZOYL)PHENYLPHOSPHINE OXIDE; IRGACURE 819; PHENYLBIS(2,4,6-TRIMETHYLBENZOYL)PHOSPHINE OXIDE; Phosphine oxide, phenylbis(2,4,6-trimethylbenzoyl)-; Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide ,; Photoinitiator XBPO
CAS	162881-26-7
Product Categories	Miscellaneous;Organic Photoinitiators;Polymerization Initiators
Chemical Properties
mp	131-135 °C(lit.)
solubility	soluble in acetone, acetonitrile, toluene, and hexanedioldiacrylate
form	powder
Safety Information
Hazard Codes	Xi
Risk Statements	43-53
Safety Statements	22-24-37-61

Molecular Formula: C26H27O3P
Molecular Weight: 418.46
Hazard Symbols: Xi
WGKGermany: -
HS Code: 29319090

Classification	Chemical Auxiliary Agent
MF	C26H27O3P
EINECS No.	423-340-5; 605-307-9
Purity	99%min
Place of Origin	China
Type	Adsorbent
Adsorbent Variety	Activated Carbon

Purity: 99%
Smile code: O=C(P(C(C1=C(C)C=C(C)C=C1C)=O)(C2=CC=CC=C2)=O)C3=C(C)C=C(C)C=C3C
MDL Number: MFCD01863675
MolFormula: C26H27O3P
MolWeight: 418.4600
Available in stock: 15960

Smile code:
O=C(P(C(C1=C(C)C=C(C)C=C1C)=O)(C2=CC=CC=C2)=O)C3=C(C)C=C(C)C=C3C
MDL Number:
MFCD01863675
Purity :
99%
Available in stock:
10380 g

Product name: phenyl bis (2,4,6-trimethylbenzoyl) phosphine oxide
Photoinitiator 819; Photoinitiator XBPO (phenylbis (2,4,6-trimethylbenzoyl) phosphine oxide; Diacylphosphine oxide 819; Trimethylbenzoyl) phosphine oxide); photoinitiator XBPO; phenyl bis (2,4,6-trimethylbenzoyl) phosphine oxide
English name: Phenylbis (2,4,6-trimethylbenzoyl) phosphine oxide
(2,4,6-TRIMETHYLBENZOYL) PHENYLPHOSPHINE OXIDE; IRGACURE (R) 819; PHENYLBIS (2,4,6-TRIMETHYLBENZOYL) PHOSPHINE OXIDE; Phosphine oxide, phenylbis (2,4,6-trimethylbenzoyl) -; Phenylbis (2,4,6-trimethylbenzoyl) phosphine oxide, 99%; Photoinitiator XBPO; Photoinitiator 819; Phenylbis (2,4,6-triMethylbenzoyl)
CAS #: 162881-26-7
Molecular formula: C26H27O3P
Molecular weight: 418.46
EINECS: 423-340-5


Melting point 131-135 ° C (lit.)
Solubility: acetone, acetonitrile, toluene, and hexanedioldiacrylate: soluble
Form powder
EPA Chemical Substance Information Phosphine oxide, phenylbis (2,4,6-trimethylbenzoyl) - (162881-26-7)


Use: UV-curable varnish and paint systems, such as for wood, paper, metal, plastic, optical fiber and printing inks and prepreg systems.

Category	Common UV Photoinitiators
UV Absorption Peak	275,380nm
Features	LED385/375,Low yelowing, water-based UV
Appearance	Slightly yellow liquid

Category: Common UV Photoinitiators
UV Absorption Peak: 275,380nm
Features: Low yelowing, LED385/375