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3'-phenethyl-3',4'-dihydro-2'H-(17βH)-19-nor-pregna-1,5(10)-dien-20-yno[4,3-e][1,3]oxazin-17-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

104744-75-4

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104744-75-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104744-75-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,7,4 and 4 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 104744-75:
(8*1)+(7*0)+(6*4)+(5*7)+(4*4)+(3*4)+(2*7)+(1*5)=114
114 % 10 = 4
So 104744-75-4 is a valid CAS Registry Number.

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