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2-(24-oxo-7,8,10,11,13,14,16,17,19,24-decahydro-5H-6,9,12,15,18-pentaoxa-24λ5-phospha-dibenzo[a,d]cycloeicosen-24-yl)-benzoic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

69928-18-3

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69928-18-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 69928-18-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,9,2 and 8 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 69928-18:
(7*6)+(6*9)+(5*9)+(4*2)+(3*8)+(2*1)+(1*8)=183
183 % 10 = 3
So 69928-18-3 is a valid CAS Registry Number.

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