131361-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131361-81-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,3,6 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 131361-81:
(8*1)+(7*3)+(6*1)+(5*3)+(4*6)+(3*1)+(2*8)+(1*1)=94
94 % 10 = 4
So 131361-81-4 is a valid CAS Registry Number.
131361-81-4Relevant articles and documents
Transformations of β-Glycofuranosyl Isocyanides into Tetrahydrofurans
Hiebl, Johann,Zbiral, Erich
, p. 683 - 690 (2007/10/02)
Readily available β-glycofuranosyl isocyanides 1, 2, 4, 5, 6, 18, 19, 20 are transformed into the corresponding protected tetrahydrofurans 21, 22, 23, 24, 25, 26 by means of tributyltin hydride and AIBN.The synthesis of 18 and 19 by dehydration of the for
