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119951-72-3

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119951-72-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 119951-72-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,9,5 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 119951-72:
(8*1)+(7*1)+(6*9)+(5*9)+(4*5)+(3*1)+(2*7)+(1*2)=153
153 % 10 = 3
So 119951-72-3 is a valid CAS Registry Number.

119951-72-3Upstream product

119951-72-3Relevant articles and documents

SYNTHESES OF VALIDAMINE, EPI-VALIDAMINE, AND VALIENAMINE, THREE OPTICALLY ACTIVE PSEUDO-AMINO-SUGARS, FROM D-GLUCOSE

Yoshikawa, Masayuki,Cha, Cheon Bae,Okaichi, Yoshihiko,Takinami, Yoshihiko,Yokokawa, Yoshihiro,Kitagawa, Isao

, p. 4236 - 4239 (2007/10/02)

Using as a key reaction a Michael-type addition reaction to nitro-olefins or a substitution reaction for an acetoxyl residue at the β-position of the nitro group in pseudo-nitro-sugar, three optically active pseudo-amino-sugars: validamine, epi-validamine, and valienamine, were synthesized from D-glucose.KEYWORDS--pseudo-amino-sugar optically active; validamine; epi-validamine; valienamine; pseudo-amino-sugar synthesis; Michael-type addition, pseudo-nitro-sugar

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