The Reaction of 4‐Oxo‐4 H ‐[1]benzopyran‐3‐carbaldehyde with 1,2‐Benzenediamine. X‐Ray Structure Analysis of the Reaction Product | Zendy

Rihs Grety | Zendy; Sigg Ivo | Zendy; Hass Georges | Zendy; Winkler Tammo | Zendy

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The Reaction of 4‐Oxo‐4 H ‐[1]benzopyran‐3‐carbaldehyde with 1,2‐Benzenediamine. X‐Ray Structure Analysis of the Reaction Product

Author(s) -

Rihs Grety,

Sigg Ivo,

Hass Georges,

Winkler Tammo

Publication year - 1985

Publication title -

helvetica chimica acta

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.74

H-Index - 82

eISSN - 1522-2675

pISSN - 0018-019X

DOI - 10.1002/hlca.19850680717

Subject(s) - chemistry , benzopyran , dehydrogenation , product (mathematics) , x ray , stereochemistry , medicinal chemistry , organic chemistry , physics , geometry , mathematics , quantum mechanics , catalysis

The reaction product of 4‐oxo‐4 H ‐[1]benzopyran‐3‐carbaldehyde and 1,2‐benzenediamine is 1,8‐dihydro‐6,13‐bis(2‐hydroxybenzoyl)dibenzo[ b , i ]‐1,4,8,11‐tetraazacyclotetradeca‐4,6,11,13‐tetraene ( 1 ), and its dehydrogenation product is 3‐(2‐benzimidazolyl)‐4 H ‐[1]benzopyran‐4‐one ( 2 ) as shown by X‐ray structure analysis confirming our earlier report.

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