103509-19-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103509-19-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,5,0 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 103509-19:
(8*1)+(7*0)+(6*3)+(5*5)+(4*0)+(3*9)+(2*1)+(1*9)=89
89 % 10 = 9
So 103509-19-9 is a valid CAS Registry Number.
103509-19-9Relevant articles and documents
PHOTOLABILE PRO-FRAGRANCES
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Paragraph 0100; 0101; 0102; 103, (2017/01/02)
The invention relates to specific ketones of formula (I) which act as photolabile pro-fragrances. The invention also relates to detergents or cleaning agents, cosmetic agents and air fresheners including such ketones. The invention further relates to a me