144970-05-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144970-05-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,9,7 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 144970-05:
(8*1)+(7*4)+(6*4)+(5*9)+(4*7)+(3*0)+(2*0)+(1*5)=138
138 % 10 = 8
So 144970-05-8 is a valid CAS Registry Number.
144970-05-8Relevant articles and documents
ENANTIOSELEKTIVE KATALYSE, 89 AZYKLISCHE UND MAKROZYKLISCHE BINAPHTHYLDERIVATE
Brunner, H.,Schiessling, H.
, p. 119 - 126 (2007/10/02)
A new synthesis of 3,3'-diformyl-2,2'-dihydroxy-1,1'-binaphthyl 1 is described.The macrocyclic compound 3 is formed by schiff base condensation of two moles of 1 with two moles of (R,R)-1,2-diamino-1,2-diphenylethane RR-2.Reduction of 3 yields the macrocy
