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154627-61-9

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154627-61-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 154627-61-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,6,2 and 7 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 154627-61:
(8*1)+(7*5)+(6*4)+(5*6)+(4*2)+(3*7)+(2*6)+(1*1)=139
139 % 10 = 9
So 154627-61-9 is a valid CAS Registry Number.

154627-61-9Relevant articles and documents

Synthesis of fluorinated analogues of the immunosuppressive drug FTY720

Ko, Rebecca Y. Y.,Chu, John C. K.,Chiu, Pauline

experimental part, p. 2542 - 2547 (2011/04/25)

Four fluorinated derivatives of the immunosuppressive drug FTY720 were synthesized by a convergent strategy, using the Sonogashira coupling as the key reaction to assemble the two major fragments.

The total synthesis of antrimycin D(v); III: Construction of the protected hexapeptide and deprotection

Schmidt,Riedl

, p. 815 - 818 (2007/10/02)

In the preceding communication we described the synthesis of tetrahydropyridazine-3-carboxylic acids and their incorporation into peptides. We have also prepared the tripeptide 2 which is contained in the antibiotic antrimycin D(v) 15. We now report on th

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