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1,7-Dioxaspiro[5.5]undecan-4-ol, 2-[(3R)-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]pentyl]-8-[(2R)-2-[ [(1,1-dimethylethyl)dimethylsilyl]oxy]propyl]-3,9-dimethyl-, (2S,3S,4S,6R,8S,9S)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

189760-90-5

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189760-90-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189760-90-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,7,6 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 189760-90:
(8*1)+(7*8)+(6*9)+(5*7)+(4*6)+(3*0)+(2*9)+(1*0)=195
195 % 10 = 5
So 189760-90-5 is a valid CAS Registry Number.

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