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Bromobenzaldehyde isomers Common name and systematic name 2-Bromobenzaldehyde [1] 3-Bromobenzaldehyde [2] 4-Bromobenzaldehyde [3] [4] Structure Molecular formula: C 7 H 5 BrO (BrC 6 H 4 COH) Molar mass: 185.020 g/mol Appearance colorless liquid colorless liquid white solid CAS number [6630-33-7] [3132-99-8] [1122-91-4] Properties Density and ...
The molecular formula C 7 H 5 BrO may refer to: ... 2-Bromobenzaldehyde; 3-Bromobenzaldehyde; 4-Bromobenzaldehyde; ... This page was last edited on 24 October 2023, ...
4-Bromobenzaldehyde, or p-bromobenzaldehyde, is an organobromine compound with the formula BrC 6 H 4 CHO. It is one of three isomers of bromobenzaldehyde . [ 3 ] It displays reactivity characteristic of benzaldehyde and an aryl bromide .
The bottom part of ring B was constructed by nucleophilic addition to the aldehyde of 2.1 (scheme 2) with dibenzyl acetal of 2-bromobenzaldehyde 2.2 as its aryllithium.This step is much in common with the B ring synthesis in the Nicolaou Taxol total synthesis except that the aldehyde group is located at ring A and not ring B.
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One of the bromine substituents is converted to an aldehyde through an S N 2 reaction with the strong base, n-BuLi, and THF in the aprotic polar solvent, DMF to produce 2,5-bis(4-tert-butyldimethylsiloxy-1′-butynyl)-4-bromobenzaldehyde. Another Sonogashira coupling with 3,5-(1′-Pentynyl)-1-ethynylbenzene attaches the lower body of the ...
[108-36-1] [106-37-6] Properties Density and phase: 1.9940 g/ml, liquid 1.9523 g/ml, liquid 1.84 g/ml, solid Solubility in water: practically insoluble Other solubilities Soluble in 70 parts ethanol. Soluble in benzene, chloroform and very soluble in diethyl ether. Melting point: 7.1 °C −7.0 °C 87 °C Boiling point: 225 °C 218–220 °C ...
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