136737-39-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136737-39-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,7,3 and 7 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 136737-39:
(8*1)+(7*3)+(6*6)+(5*7)+(4*3)+(3*7)+(2*3)+(1*9)=148
148 % 10 = 8
So 136737-39-8 is a valid CAS Registry Number.
136737-39-8Relevant articles and documents
Synthesis of 2-deoxy-4-O-α- and -β-D-mannopyranosyl-L-erythro-pentonic acids
Szabo, Patricia,Szabo, Ladislas
, p. 227 - 235 (2007/10/02)
The title compounds, required for the identification of structural features of the Bordetella pertussis endotoxin, have been synthesised by condensation of benzyl 3-O-benzyl-2-deoxy-β-L-erythro-pentopyranoside with 2,3,4,6-tetra-O-benzoyl-α-D-mannopyranos