142893-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142893-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,8,9 and 3 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 142893-52:
(8*1)+(7*4)+(6*2)+(5*8)+(4*9)+(3*3)+(2*5)+(1*2)=145
145 % 10 = 5
So 142893-52-5 is a valid CAS Registry Number.
142893-52-5Relevant articles and documents
Some fluoro and nitro analogues of hallucinogenic amphetamines
Jara,Torres,Cassels,Rezende
, p. 417 - 426 (1994)
The preparation of the fluoro and nitro analogues (2)-(5) of the hallucinogens 2,4,5-trimethoxy- and 2-methoxy-4,5-methylenedioxy-amphetamine is described.