129673-41-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129673-41-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,6,7 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 129673-41:
(8*1)+(7*2)+(6*9)+(5*6)+(4*7)+(3*3)+(2*4)+(1*1)=152
152 % 10 = 2
So 129673-41-2 is a valid CAS Registry Number.
129673-41-2Relevant academic research and scientific papers
REACTION OF 4-METHYL-3,4-EPOXYTETRAHYDROPYRAN WITH α-AMINO ACIDS
Ibatullin, U. G.,Vasil'eva, S. A.,Karimova, Z. Kh.,Latypova, I. Z.,Safarov, M. G.
, p. 1335 - 1338 (2007/10/02)
Depending on the conditions, α-amino acids react with 4-methyl-3,4-epoxytetrahydropyran at the amin or carboxy group to give products of opening of the oxirane ring in conformity with the Krasusskii rule.
