145509-75-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145509-75-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,5,0 and 9 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 145509-75:
(8*1)+(7*4)+(6*5)+(5*5)+(4*0)+(3*9)+(2*7)+(1*5)=137
137 % 10 = 7
So 145509-75-7 is a valid CAS Registry Number.
145509-75-7Relevant articles and documents
THE ANOMERIC EFFECT IN SEVEN-MEMBERED RINGS: A CONFORMATIONAL STUDY OF 1-OXA AND 3-OXA DERIVATIVES OF BENZOCYCLOHEPTENE BY NMR
Desilets, S.,St-Jacques, M.
, p. 7027 - 7036 (2007/10/02)
The 2-methoxy derivatives 5 and 7 of 3- and 1-benzoexepins (4 and 6 respectively) have been investigated by (13)C and (1)H dynamic NMR methods.The results reveal the presence of two conformer, Ca and Ce (94:6), for 5 due to a strong
