64296-20-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64296-20-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,2,9 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 64296-20:
(7*6)+(6*4)+(5*2)+(4*9)+(3*6)+(2*2)+(1*0)=134
134 % 10 = 4
So 64296-20-4 is a valid CAS Registry Number.
InChI:InChI=1/C10H17N7O5/c11-6-14-5-4(3-22-8(13)18)17(21)7(12)16-2-1-9(19,20)10(5,16)15-6/h4-5,12,19-21H,1-3H2,(H2,13,18)(H3,11,14,15)/b12-7-/t4-,5-,10-/m0/s1
64296-20-4Relevant articles and documents
Confirmation of the Structures of Gonyautoxins I - IV by Correlation with Saxitoxin
Shimizu, Yuzuru,Hsu, Chien P.
, p. 314 - 315 (2007/10/02)
The structures of four paralytic shellfish poisons have been unequivocally established by interconversion and ultimate correlation with saxitoxin.