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270570-22-4

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270570-22-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 270570-22-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,0,5,7 and 0 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 270570-22:
(8*2)+(7*7)+(6*0)+(5*5)+(4*7)+(3*0)+(2*2)+(1*2)=124
124 % 10 = 4
So 270570-22-4 is a valid CAS Registry Number.

270570-22-4Downstream Products

270570-22-4Relevant articles and documents

Synthesis of suitably protected hydroxymethylene phosphonate- and 'phosphate phosphonate'-analogues of phosphoserine and their incorporation into synthetic peptides

Wiemann, Arndt,Frank, Ronald,Tegge, Werner

, p. 1331 - 1337 (2007/10/03)

Two suitably protected derivatives of phosphoserine 1 have been prepared in which the regular ester-oxygen is replaced by either a hydroxymethylene moiety or by a phosphorylated hydroxymethylene moiety. The second derivative termed 'phosphate phosphonate'

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