1089734-06-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1089734-06-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,8,9,7,3 and 4 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1089734-06:
(9*1)+(8*0)+(7*8)+(6*9)+(5*7)+(4*3)+(3*4)+(2*0)+(1*6)=184
184 % 10 = 4
So 1089734-06-4 is a valid CAS Registry Number.
1089734-06-4Relevant articles and documents
Total synthesis of naturally configured pyrrhoxanthin, a carotenoid butenolide from plankton
Burghart, Johen,Brueckner, Reinhard
scheme or table, p. 7664 - 7668 (2009/04/11)
A carotenoid from the chemical kitchen: Two sequential Stille couplings of an unsymmetric distannane building block with a bromoolefin and a bromoalkyne terminated a highly convergent synthesis of the title compound, pyrrhoxanthin (see scheme).