848355-05-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 848355-05-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,8,3,5 and 5 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 848355-05:
(8*8)+(7*4)+(6*8)+(5*3)+(4*5)+(3*5)+(2*0)+(1*5)=195
195 % 10 = 5
So 848355-05-5 is a valid CAS Registry Number.
848355-05-5Relevant articles and documents
Medium sized rings from alprenolol and oxprenolol
Goerlitzer,Lorenz
, p. 763 - 769 (2007/10/03)
The N-allyl derivatives 2 formed from the β-blockers 1, were acetylated to give the esters 5. The 1,5-benzoxazacycloundecine 6a and the 1,10,5-benzodioxazacyclododecine 7a were isolated by ring closing metathesis (RCM) of 5a and 5b, respectively, using Gr