851973-97-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 851973-97-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,1,9,7 and 3 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 851973-97:
(8*8)+(7*5)+(6*1)+(5*9)+(4*7)+(3*3)+(2*9)+(1*7)=212
212 % 10 = 2
So 851973-97-2 is a valid CAS Registry Number.
851973-97-2Relevant articles and documents
Diarylbutadiene-substituted diorganopolysiloxanes and photoprotective compositions comprised thereof
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Page/Page column 12, (2008/06/13)
Novel 4,4-diarylbutadiene-substituted diorganopolysiloxanes having the structural formulae (1) or (2): in which A is a radical of formula (3) below: are useful sunscreens for UV-photoprotecting human skin against the damaging effects of UV-radiation, nota