129149-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129149-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,4 and 9 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 129149-89:
(8*1)+(7*2)+(6*9)+(5*1)+(4*4)+(3*9)+(2*8)+(1*9)=149
149 % 10 = 9
So 129149-89-9 is a valid CAS Registry Number.
InChI:InChI=1/C9H12N2O6/c10-8(15)3-2-16-9(11-3)7-6(14)5(13)4(1-12)17-7/h2,4-7,12-14H,1H2,(H2,10,15)/t4-,5-,6-,7-/m1/s1
129149-89-9Relevant academic research and scientific papers
Synthesis and Antitumor Activity of 2-β-D-Ribofuranosyloxazole-4-carboxamide (Oxazofurin)
Franchetti, Palmarisa,Cristalli, Gloria,Grifantini, Mario,Cappellacci, Loredana,Vittori, Sauro,Nocentini, Giuseppe
, p. 2849 - 2852 (2007/10/02)
Condensation of 3,4,6-tri-O-benzoyl-2,5-anhydro-D-allonyl chloride (4) with ethyl 2-amino-2-cyanoacetate (5) provided 2--2-cyanoacetate (6).Compound 6 was treated with hydrogen chloride gas to give ethyl
