138906-44-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138906-44-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,9,0 and 6 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 138906-44:
(8*1)+(7*3)+(6*8)+(5*9)+(4*0)+(3*6)+(2*4)+(1*4)=152
152 % 10 = 2
So 138906-44-2 is a valid CAS Registry Number.
InChI:InChI=1/C28H27NO8/c1-34-18-11-13-19(14-12-18)36-28-23(29-26(32)20-9-5-6-10-21(20)27(29)33)25(24(31)22(15-30)37-28)35-16-17-7-3-2-4-8-17/h2-14,22-25,28,30-31H,15-16H2,1H3/t22-,23-,24-,25-,28-/m1/s1
138906-44-2Relevant articles and documents
Preparation of Thiosugars and Their Use
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Page/Page column 5, (2009/07/18)
A process for the preparation of a thiosaccharide represented by Saccharide-S-H wherein Saccharide comprises at least 4 sugar units, comprises subjecting a corresponding compound of the formula (P)Saccharide-S-(P) wherein (P) represents an O- or S-protecting group(s), to Birch reduction.