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(4R,5S,6S,7R,9R,11E,13E,15R,16R)-6-(((2R,3R,4S,5S,6R)-4-(dimethylamino)-3,5-dihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-16-ethyl-4-hydroxy-15-((((2R,3R,4R,5R,6R)-5-hydroxy-3,4-dimethoxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)methyl)-5,9,13-trimethyl-7-(2-(piperidin-1-yl)ethyl)oxacyclohexadeca-11,13-diene-2,10-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91661-38-0

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91661-38-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91661-38-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,6,6 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 91661-38:
(7*9)+(6*1)+(5*6)+(4*6)+(3*1)+(2*3)+(1*8)=140
140 % 10 = 0
So 91661-38-0 is a valid CAS Registry Number.

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