5656-88-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5656-88-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,6,5 and 6 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 5656-88:
(6*5)+(5*6)+(4*5)+(3*6)+(2*8)+(1*8)=122
122 % 10 = 2
So 5656-88-2 is a valid CAS Registry Number.
InChI:InChI=1/C11H6O3/c12-8-4-5-9-10-6(8)2-1-3-7(10)11(13)14-9/h1-5,12H
5656-88-2Relevant articles and documents
DIHYDRONAPHTALENE CARBOLACTONE-1,8 : AROMATISATION EN PRESENCE D'ISOCYANATE DE PHENYLE
Bouaziz, Z.,Laharotte, C.,Rougny, A.,Fillion, H.
, p. 143 - 144 (2007/10/02)
The aromatization of conjugated dihydronaphtalene carbolactone-1,8 with Pd-C and phenylisocyanate is described; the reaction is accelerated in presence of this hydrogen acceptor.