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438624-70-5

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438624-70-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 438624-70-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,6,2 and 4 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 438624-70:
(8*4)+(7*3)+(6*8)+(5*6)+(4*2)+(3*4)+(2*7)+(1*0)=165
165 % 10 = 5
So 438624-70-5 is a valid CAS Registry Number.

438624-70-5Relevant articles and documents

Synthesis of 3H, 14C and 13C6 labelled Sch 58235

Hesk,Bignan,Lee,Yang,Voronin,Magatti,McNamara,Koharski,Hendershot,Saluja,Wang

, p. 145 - 155 (2002)

3H-Sch 58235 was prepared at a specific activity of 29.1 Ci/mmol by Ir(COD)(Cy3P)PyPF6 catalysed exchange with tritium gas. 14C-Sch 58235 was prepared in three steps from p-hydroxy[ring-U-14C]benzaldehyde with an overall radiochemical yield of 21%. 13C6-Sch 58235 was similarly prepared in three steps from p-hydroxy[ring-U-13C6]benzaldehyde in an overall yield of 41%. Copyright

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