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121259-44-7

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121259-44-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121259-44-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,5 and 9 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 121259-44:
(8*1)+(7*2)+(6*1)+(5*2)+(4*5)+(3*9)+(2*4)+(1*4)=97
97 % 10 = 7
So 121259-44-7 is a valid CAS Registry Number.

121259-44-7Downstream Products

121259-44-7Relevant articles and documents

SYNTHESE DE SPERMINE ET DE SPERMIDINE SELECTIVEMENT SUBSTITUEES SUR LES FONCTIONS AMINES SECONDAIRES

Garrigues, Bernard,Vidaud, Lionel

, p. 775 - 786 (2007/10/02)

Protection of the primary amino group of various polyamines followed by alkylation or benzoylation at the secondary amino group and finally removal of the protecting group leads to the N-methyl (23, Scheme 3), N-benzoyl (11, Scheme 1) (ethylenetriamine, N-benzoyl spermidine (22, Scheme 3), N,N'-methyl (27, Scheme 4)-ethyl (28, Scheme 4), -propyl (16, Scheme 2) -benzoyl (15, Scheme 2) spermine.

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