Cas 503056-33-5,C20H19BrN6O3S

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Check Digit Verification of cas no

The CAS Registry Mumber 503056-33-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,0,5 and 6 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 503056-33:
(8*5)+(7*0)+(6*3)+(5*0)+(4*5)+(3*6)+(2*3)+(1*3)=105
105 % 10 = 5
So 503056-33-5 is a valid CAS Registry Number.

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503056-33-5Relevant academic research and scientific papers

Synthesis and blood pressure lowering activity of some newer quinazolinones

Tyagi, Mirdula,Srivastava,Chandra, Ramesh,Kumar, Ashok

, p. 2367 - 2370 (2007/10/03)

Some new 3-[3′-(aminoacetylthiosemicarbazido)-4′-oxo-2′- (substituted-aryl)-1′-thiazolidinyl]-2-methylmonosubstituted- quinazolin-4(3H)-ones 5a-j have been synthesized by 1,5 cyclocondensation of thioglycolic acid with 3-(aminoacetylthiosemicarbazidosubst

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