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16305-90-1

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16305-90-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16305-90-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,3,0 and 5 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 16305-90:
(7*1)+(6*6)+(5*3)+(4*0)+(3*5)+(2*9)+(1*0)=91
91 % 10 = 1
So 16305-90-1 is a valid CAS Registry Number.

16305-90-1Relevant articles and documents

Total Synthesis of Asperphenins A and B

Yan, Jia-Lei,Cheng, Yingying,Chen, Jing,Ratnayake, Ranjala,Dang, Long H.,Luesch, Hendrik,Guo, Yian,Ye, Tao

, p. 6170 - 6173 (2018)

The first total synthesis of asperphenins A and B has been accomplished in a concise, highly stereoselective fashion from commercially available materials (15 steps, 9.7% and 14.2% overall yields, respectively). The convergent route featured the judicious

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