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159720-85-1

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159720-85-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 159720-85-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,7,2 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 159720-85:
(8*1)+(7*5)+(6*9)+(5*7)+(4*2)+(3*0)+(2*8)+(1*5)=161
161 % 10 = 1
So 159720-85-1 is a valid CAS Registry Number.

159720-85-1Relevant articles and documents

Inhibitors of Glycinamide Ribonucleotide Formyltransferase as Potential Cytotoxic Agents. Synthesis of 5-Deaza-5,6,7,8-tetrahydrohomofolic Acid, 5-Deaza-5,6,7,8-tetrahydroisohomofolic Acid, and 10-Formyl-5-deaza-5,6,7,8-tetrahydroisohomofolic Acid

Taylor, Edward C.,Yoon, Cheol-min,Hamby, James M.

, p. 7092 - 7095 (2007/10/02)

Syntheses of three new analogs of 5,10-dideaza-5,6,7,8-tetrahydrofolic acid (DDATHF, Lometrexol)-5-deaza-5,6,7,8-tetrahydrohomofolic acid (11), 5-deaza-5,6,7,8-tetrahydroisohomofolic acid (16a), and 10-formyl-5-deaza-5,6,7,8-tetrahydroisohomofolic acid (1

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