128139-70-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128139-70-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,1,3 and 9 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 128139-70:
(8*1)+(7*2)+(6*8)+(5*1)+(4*3)+(3*9)+(2*7)+(1*0)=128
128 % 10 = 8
So 128139-70-8 is a valid CAS Registry Number.
128139-70-8Relevant articles and documents
New liposoluble unsaturated benzalmalonate derivatives and their use as absorbers for ultraviolet radiation in cosmetics
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, (2008/06/13)
The invention relates to an unsaturated benzalmalonate derivative of formula: STR1 in which: R1 and R2 denote a hydrogen atom, a hydroxyl, a trimethylsiloxy, a C1 -C6 straight or branched chain alkyl, C1/s
