104282-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104282-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,2,8 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 104282-49:
(8*1)+(7*0)+(6*4)+(5*2)+(4*8)+(3*2)+(2*4)+(1*9)=97
97 % 10 = 7
So 104282-49-7 is a valid CAS Registry Number.
104282-49-7Relevant articles and documents
ASYMMETRIC SYNTHESIS OF β-SUBSTITUTED ALCANOIC ACIDS VIA HIGHLY STEREOSELECTIVE CONJUGATE ADDITIONS OF ORGANOCOPPER COMPOUNDS TO CHIRAL ENOATES
Helmchen, Guenter,Wegner, Guenter
, p. 6051 - 6054 (2007/10/02)
Conjugate additions of organocopper compounds RCu*BF3 to enoates of sulfonamide-shielded alcohols 1x and 1n quite generally proceed with >99percent ee and >90percent yield.