1181-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1181-65-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,8 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1181-65:
(6*1)+(5*1)+(4*8)+(3*1)+(2*6)+(1*5)=63
63 % 10 = 3
So 1181-65-3 is a valid CAS Registry Number.
1181-65-3Relevant articles and documents
PURIFICATION PROCESS FOR CHENODEOXYCHOLIC ACID
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Page/Page column 18, (2008/06/13)
The present invention relates to a process for purifying chenodeoxycholic acid (3α,7α-dihydroxy-5β-cholic acid). In particular, the present invention relates to a process for purifying chenodeoxycholic acid from low grade of chenodeoxycholic acid mixture in swine bile solid, with high yield and purity.