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(S)-trans-2-t-butoxycarbonylamino-1-(4-t-butoxyphenyl)-6-trimethylsilylhex-3-en-5-yne is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74974-38-2

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74974-38-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74974-38-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,9,7 and 4 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 74974-38:
(7*7)+(6*4)+(5*9)+(4*7)+(3*4)+(2*3)+(1*8)=172
172 % 10 = 2
So 74974-38-2 is a valid CAS Registry Number.

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