142503-99-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142503-99-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,5,0 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 142503-99:
(8*1)+(7*4)+(6*2)+(5*5)+(4*0)+(3*3)+(2*9)+(1*9)=109
109 % 10 = 9
So 142503-99-9 is a valid CAS Registry Number.
142503-99-9Relevant articles and documents
1-Phenyl-1H-indazole derivatives with analgesic and anti-inflammatory activities
Mosti,Sansebastiano,Fossa,Schenone,Mattioli
, p. 357 - 365 (2007/10/02)
The synthesis of 4-hydroxy-1-phenyl-1H-indazole-5-acetic acid 5 4-methoxy- 1-phenyl-1H-indazole-5-yl-acetic acid 7 and 5-benzyl-1-phenyl-1H-indazol-4- ol 8, starting from 1,5,6,7-tetrahydro-1-phenyl-4H-indazol-4-one, is described. These compounds showed i
