67792-55-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67792-55-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,7,9 and 2 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 67792-55:
(7*6)+(6*7)+(5*7)+(4*9)+(3*2)+(2*5)+(1*5)=176
176 % 10 = 6
So 67792-55-6 is a valid CAS Registry Number.
67792-55-6Relevant academic research and scientific papers
CYCLOBUTENDION UND METHYLENCYCLOBUTENON. SYNTHESE, DIENOPHILE REAKTIVITAET UND EXO, ENDO-SELECTIVITAET
Martin, Hans-Dieter,Oftring, Alfred,Iden, Ruediger,Schwichtenberg, Evelyn,Schiwek, Hans-Joachim
, p. 841 - 844 (2007/10/02)
A new synthesis of cyclobutenedione and methylenecyclobutenone and their reactions with 1,3-dienes are described.