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603964-56-3

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603964-56-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 603964-56-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,0,3,9,6 and 4 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 603964-56:
(8*6)+(7*0)+(6*3)+(5*9)+(4*6)+(3*4)+(2*5)+(1*6)=163
163 % 10 = 3
So 603964-56-3 is a valid CAS Registry Number.

603964-56-3Downstream Products

603964-56-3Relevant 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

supporting information, p. 6170 - 6173 (2018/10/02)

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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