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142189-21-7 Usage

Chemical compound

2-Propenoic acid, 2-methyl-, 2-[(2,4,6-tricyanophenyl)sulfonyl]ethyl ester

Commonly known as



Photoinitiator in the production of polymers and coatings


Highly reactive compound capable of initiating radical polymerization when exposed to ultraviolet light

Additional use

Crosslinking agent in the manufacturing of adhesives, sealants, and synthetic resins

Other applications

Production of printing inks and electronics

Safety concerns

Known to be a skin and eye irritant, should be handled with caution.

Check Digit Verification of cas no

The CAS Registry Mumber 142189-21-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,1,8 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 142189-21:
117 % 10 = 7
So 142189-21-7 is a valid CAS Registry Number.

142189-21-7Upstream product

142189-21-7Downstream Products

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