1911-81-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1911-81-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,9,1 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1911-81:
(6*1)+(5*9)+(4*1)+(3*1)+(2*8)+(1*1)=75
75 % 10 = 5
So 1911-81-5 is a valid CAS Registry Number.
1911-81-5Relevant academic research and scientific papers
PHOTOCHEMICAL REACTIONS OF CONDENSED AZOLES WITH DIMETHYL ACETYLENEDICARBOXYLATE IV
Itoh, Tsuneo,Matsuzaki, Katsuko,Suzuki, Shohei,Kishida, Kazuyuki,Ogura, Haruo,et al.
, p. 1321 - 1324 (2007/10/02)
Adducts of azole derivatives and dimethyl acetylenedicarboxylate on irradiation are described.