1260217-36-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1260217-36-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,0,2,1 and 7 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1260217-36:
(9*1)+(8*2)+(7*6)+(6*0)+(5*2)+(4*1)+(3*7)+(2*3)+(1*6)=114
114 % 10 = 4
So 1260217-36-4 is a valid CAS Registry Number.
1260217-36-4Relevant articles and documents
VISIBLE LIGHT ABSORBERS FOR OPHTHALMIC LENS MATERIALS
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Paragraph 0030, (2013/09/12)
Azo compounds that block visible light are disclosed. These light absorbers are particularly suitable for use in intraocular lens materials.
