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ChemicalBook CAS DataBase List S-ATBA

S-ATBA synthesis

4synthesis methods
86499-96-9 Synthesis
3-Bromo-1,3,4,5-tetrahydro-2H-benzo[b]azepin-2-one

86499-96-9
268 suppliers
$14.00/1g

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Yield:-

Steps:

Multi-step reaction with 3 steps
1: 93 percent / Na2CO3, propylene glycol / 3.5 h / 130 °C
2: 88 percent / odorless mineral spirits / 16 h / 140 °C
3: 1.) tetrabutylammonium hydrogen sulfate, 50percent NaOH, 3.) H2 / 3.) 5percent Pd/C / 1.) toluene, 35 deg C, 1 h; 20 deg C, 16 h, 2.) toluene, 20 deg C, 1 h, 3.) EtOH, 60 deg C, 55 psi, 16 h

References:

Shieh;Carlson;Zaunius [Journal of Organic Chemistry,1997,vol. 62,# 23,p. 8271 - 8272]

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