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74163-06-7

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74163-06-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74163-06-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,1,6 and 3 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 74163-06:
(7*7)+(6*4)+(5*1)+(4*6)+(3*3)+(2*0)+(1*6)=117
117 % 10 = 7
So 74163-06-7 is a valid CAS Registry Number.

74163-06-7Relevant articles and documents

Folate analogues altered in the C9-N10 bridge region. XVI. Synthesis and antifolate activity of 11-thiohomoaminopterin

Nair,Chen

, p. 899 - 903 (2007/10/02)

The synthesis of 11-thiohomo-aminopterin (1), which is a close analogue of 11-thiohomofolic acid (2), has been carried out by modification of the Boon-Leigh procedure. Treatment of 1 chloro 4 [p(carbomethoxy)thiophenoxy] 2 butanone (5) with sodium azide g

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