122990-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122990-89-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,9,9 and 0 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 122990-89:
(8*1)+(7*2)+(6*2)+(5*9)+(4*9)+(3*0)+(2*8)+(1*9)=140
140 % 10 = 0
So 122990-89-0 is a valid CAS Registry Number.
122990-89-0Relevant articles and documents
ALLENES FONCTIONNALISES EN α: METHODOLOGIE DE SYNTHESE
Gras, Jean-Louis,Galledou, Bocar Sally,Bertrand, Marcel
, p. 757 - 767 (2007/10/02)
Allenic ketones are good dienophiles and give various Diels-Alder adducts when added to furan.These adducts can undergo many chemical transformations such as: functional group interchange, alkylation or functionalization.The modified adducts are submitted