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Photoinitiator BDK CAS 24650-42-8

Chemical name: 2,2-Dimethoxy-2-phenylacetophenone

Synonymous names: 2,2-Dimethoxy-1,2-diphenylethanone

Benzil dimethyl ketal

UV-651

Photoinitiator 651

CAS No: 24650-42-8

EINECS: 246-386-6

Molecular formula: C16H16O3

Content: ≥99

Molecular weight: 256.3

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Structural formula：

Product Description：

Item	Specifications		Results
Appearance	White crystal powder		White crystal powder
Purity%	99.50 min		99.99
Melting point range ℃	64.0-67.0		64.0-67.0
Drying on loss %	0.5 max		0.030
Water content %	0.5 max		0.050
Residue on ignition %	0.1 max		0.039
Transmittance (10% toluene solution) %	425nm	95.0min	98.1
	450nm	96.0min	99.3
	500nm	98.0min	99.5

Properties and Usage:

1. BDK is a highly efficient cracking free radical photoinitiator.

2. Has strong absorption, absorption wavelength: 250nm

3. Used for UV-cured ink coatings, such as plastic coatings, light-curing solder mask inks, etc.

Storage and transportation:

Store in a cool, ventilated warehouse. It should be stored separately from oxidants and edible chemicals, and should not be mixed. Keep the container sealed and away from fire and heat.

Packaging specifications:

This product is packaged in 25kgs carton or cardboard drums, and can also be customized according to customer requirements.