Photoinitiator 819

BGC Id:	964645057158
CAS No:	162881-26-7
Synonyms:	omnirad 819 ; irgacure(r) 819 ; photoinitiator 819 ; bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide ; phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide ; photoinitiator xbpo ; phosphine oxide, phenylbis(2,4,6-trimethylbenzoyl)- ; omnirad 380 ; former irgacure 819 ; (phenylphosphoryl)bis(mesitylmethanone)
Molecular Formula:	C26H27O3P
Molecular Weight:	418.46
EINECS:

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The following 2 notable providers have been checked and can be recommended.

Chemport Science & Technology

Shandong SanYoung Industry

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The last intensive check and update was carried out on 2026/06/25.

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Synonyms:

omnirad 819 ; irgacure(r) 819 ; photoinitiator 819 ; bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide ; phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide ; photoinitiator xbpo ; phosphine oxide, phenylbis(2,4,6-trimethylbenzoyl)- ; omnirad 380 ; former irgacure 819 ; (phenylphosphoryl)bis(mesitylmethanone)

CAS:

162881-26-7

EINECS:

Molecular Formula:

C26H27O3P

MDL:

MFCD01863675

Properties

Molecular Weight:

418.46 g·mol−1

Melting point:

131-135 °C(lit.)

Solubility:

acetone, acetonitrile, toluene, and hexanedioldiacrylate: soluble

Suppliers

Chemport Science & Technology (Shanghai) Co., Ltd.

Company type: Producer and trading company

Chemport is a R&D oriented company, providing innovative synthesis solutions to the customers in China and aboard. Our products are used in pharmaceutical, coating, polymer monomer etc. Since Chemport was established, our fouders have a simple goal: together for better solution. Now Chemport is an ideal partner for customer synthesis to global partners. We are seller of 3-Nitrophthalic acid. We are always offering high-qualified products ranging from laboratory, pilot plant to industrial scale, covering sorts of ...

Country: P.R.China Phone: +86 21 5838 1983 Telefax: +86 21 5076 2876

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Shandong SanYoung Industry Co., Ltd

Country: P.R.China
Phone: +86 155-64526813
Telefax: +86 531-56897532

Shandong SanYoung Industry Co., Ltd is a scientific and technological company specializing in research and development, cooperative production and sales of chemical products. We provide 5-Hydroxymethylfurfural as well. The company's main products include: photoinitiator; light stabilizer; polymer retardant; ultraviolet absorbent; fine chemical products and pharmaceutical intermediates, we can also customize chemicals for our customers. Our company has a large number of customers with good reputation at home and abroad, ...

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Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

43-53 (R)

Safety Codes:

22-24-37-61 (S)

WGK Germany:

What other providers are available for CAS 162881-26-7?

In addition to the providers presented here for Photoinitiator 819 with the CAS number 162881-26-7, there are other 66 providers with slightly different product names available for this CAS number.