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13-Nitro-N-<4-tosyl-8-(tosylamino)-4-azaoctyl>-16-hexadecanlactam is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91653-21-3

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91653-21-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91653-21-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,6,5 and 3 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 91653-21:
(7*9)+(6*1)+(5*6)+(4*5)+(3*3)+(2*2)+(1*1)=133
133 % 10 = 3
So 91653-21-3 is a valid CAS Registry Number.

91653-21-3Relevant academic research and scientific papers

RING EXPANSION REACTIONS IN THE FORMATION OF MACROCYCLIC LACTAMS. A SYNTHESIS OF DESOXO-INANDENINE

Waelchli, Rudolf,Guggisberg, Armin,Hesse, Manfred

, p. 2205 - 2208 (1984)

Desoxo-inandenine, a reduction product of the macrocyclic spermidine alkaloids inandenin-12-one and -13-one has been synthesized from 2-nitro-cyclotridecanone by ring expansion reactions including a Zip reaction step.

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