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13H-4,6:17,19:22,25-Trietheno-8,12-metheno[1,12]dioxacyclodocosino[5,4-b:16,15-b']dipyridin-18-ol,13a,14,15,16,21,26-hexahydro-9,29,32-trimethoxy-14-methyl-, (+)- (9CI) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128562-90-3

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128562-90-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128562-90-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,5,6 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 128562-90:
(8*1)+(7*2)+(6*8)+(5*5)+(4*6)+(3*2)+(2*9)+(1*0)=143
143 % 10 = 3
So 128562-90-3 is a valid CAS Registry Number.

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