117176-93-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117176-93-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,1,7 and 6 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 117176-93:
(8*1)+(7*1)+(6*7)+(5*1)+(4*7)+(3*6)+(2*9)+(1*3)=129
129 % 10 = 9
So 117176-93-9 is a valid CAS Registry Number.
117176-93-9Relevant articles and documents
SELECTIVER AUFBAU α-L-(1->4)-VERKNUEPFTER 2,6-DIDESOXY-OLIGOSACCHARIDE
Thiem, Joachim,Klaffke, Werner,Springer, Dirk
, p. 201 - 210 (1988)
The phase-transfer catalyzed benzylation of 1,5-anhydro-2,6-dideoxy-L-arabino-hex-1-enitol (L-rhamnal, 5) led to a mixture of 4- and 3-O-benzyl derivatives in the ratio of 2:1.By silylation, 5 was regiospecifically transformed into either the 3-O-tert-but
