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1H-1,3-Benzodiazepine-4-carboxylic acid, 2-phenyl-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

136969-83-0

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136969-83-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136969-83-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,9,6 and 9 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 136969-83:
(8*1)+(7*3)+(6*6)+(5*9)+(4*6)+(3*9)+(2*8)+(1*3)=180
180 % 10 = 0
So 136969-83-0 is a valid CAS Registry Number.

136969-83-0Relevant articles and documents

A New Route to 1,3-Benzoxazepines and 1,3-Benzodiazepines via Intramolecular Aza-Wittig Reaction

Kurita, Jyoji,Iwata, Takao,Yasuike, Shuji,Tsuchiya, Takashi

, p. 81 - 82 (2007/10/02)

The reaction of triphenylphosphine with the o-acyloxy-5 and o-acylamino-azidocinnamates 9, prepared from salicylaldehyde and o-aminobenzaldehyde, results in ring closure to give the 1,3-benzoxazepines 7 and 1,3-benzodiazepines 12, via the intramolecular a

Preparation, Reactivity and Synthetic Applications of Bis(iminophosphoranes): New Entries to Fused 1,3,5-Benzotriazepines, 1,3-Benzodiazepines and Indole Derivatives

Molina, Pedro,Arques, Antonio,Alias, Asuncion,Vinader, M. Victoria,Foces-Foces, M. C.,Hernandez-Cano, F.

, p. 3091 - 3110 (2007/10/02)

An aza-Wittig-type reaction of bis(iminophosphorane) 2 with two moles of alkyl or aryl iso(thio)cyanates leads to indazolotriazolobenzotriazepines 7.The bis(iminiphosphorane) 4 reacts with aromatic iso(thio)cyanates to give

Iminophosphorane-mediated synthesis of functionalized indoles and 1,3-benzodiazepines

Molina,Arques,Alias,Vinader

, p. 4401 - 4404 (2007/10/02)

Aza Wittig-type reaction of bis(iminophosphorane) 2 with aromatic isocyanates leads to either indoles 5 or pyrimido[4,5-b]indoles 6, whereas with aliphatic isocyanates and acyl chlorides afforded pyrrolo[2,3-b]indoles 7 and 1,3-benzodiazepines 10 respectively.

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