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(2S,3S)-3-(2-Bromo-ethyl)-2-methyl-2-(3-methyl-but-3-enyl)-1,4-dioxa-spiro[4.4]nonane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

73991-89-6

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  • (2S,3S)-3-(2-Bromo-ethyl)-2-methyl-2-(3-methyl-but-3-enyl)-1,4-dioxa-spiro[4.4]nonane

    Cas No: 73991-89-6

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73991-89-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73991-89-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,9,9 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 73991-89:
(7*7)+(6*3)+(5*9)+(4*9)+(3*1)+(2*8)+(1*9)=176
176 % 10 = 6
So 73991-89-6 is a valid CAS Registry Number.

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