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[5R-(5α,6β,6aα)]-6-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-4,5,6,6a-tetrahydro-5-[(tetrahydro-2H-pyran-2-yl)oxy]-2(1H)-pentalenone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81845-46-7

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81845-46-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81845-46-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,8,4 and 5 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 81845-46:
(7*8)+(6*1)+(5*8)+(4*4)+(3*5)+(2*4)+(1*6)=147
147 % 10 = 7
So 81845-46-7 is a valid CAS Registry Number.

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