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847934-45-6

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847934-45-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 847934-45-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,7,9,3 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 847934-45:
(8*8)+(7*4)+(6*7)+(5*9)+(4*3)+(3*4)+(2*4)+(1*5)=216
216 % 10 = 6
So 847934-45-6 is a valid CAS Registry Number.

847934-45-6Downstream Products

847934-45-6Relevant articles and documents

TRI-FUNCTIONAL UV-ABSORBING COMPOUNDS AND USE THEREOF

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Page/Page column 12, (2010/07/08)

Described herein are tri-functional compounds useful in the production of ophthalmic lenses. The compounds are composed of UV absorber having a polymerization initiator directly or indirectly bonded to the ultraviolet absorber, and an olefinic group direc

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