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(1S,2R,3R,4R,5R,7R)-7-ethyl-2,4-dihydroxy-1,3-dimethyl-6,8-dioxabicyclo<3.2.1>octane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

87641-40-5

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87641-40-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87641-40-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,6,4 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 87641-40:
(7*8)+(6*7)+(5*6)+(4*4)+(3*1)+(2*4)+(1*0)=155
155 % 10 = 5
So 87641-40-5 is a valid CAS Registry Number.

87641-40-5Upstream product

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