352665-11-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 352665-11-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,5,2,6,6 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 352665-11:
(8*3)+(7*5)+(6*2)+(5*6)+(4*6)+(3*5)+(2*1)+(1*1)=143
143 % 10 = 3
So 352665-11-3 is a valid CAS Registry Number.
352665-11-3Relevant articles and documents
Synthesis of ent-alantrypinone
Hart,Magomedov
, p. 5892 - 5899 (2007/10/03)
This paper presents a synthesis of ent-alantrypinone (ent-6), the enantiomer of a natural product produced by the fungus Penicillium thymicola. The synthesis revolves around the Li[Me3AlSPh]-promoted isomerization of iminobenzoxazine 33 to quin