ChemicalBook--->CAS DataBase List--->31938-07-5

31938-07-5

31938-07-5 Structure

31938-07-5 Structure
IdentificationMore
[Name]

3-Bromophenylacetonitrile
[CAS]

31938-07-5
[Synonyms]

3-BROMOBENZYL CYANIDE
3-BROMOPHENYLACETONITRILE
M-BROMOBENZYL CYANIDE
TIMTEC-BB SBB006625
3-BROMOBENZYL CYANIDE 98%
Alpha-Bromo-M-Tolunitrile98%
3-Bromophenylacetonitrile, 98%+
3-Bromophenylacetonitrile,97%
3-BROMOPHENYLACETONITRILE/3-BROMOBENZYL CYANIDE
m-Bromophenylacetonitrile
[EINECS(EC#)]

250-867-6
[Molecular Formula]

C8H6BrN
[MDL Number]

MFCD00001906
[Molecular Weight]

196.04
[MOL File]

31938-07-5.mol
Chemical PropertiesBack Directory
[Appearance]

Light yellow low melting crystalline solid
[Melting point ]

27-28 °C (lit.)
[Boiling point ]

145-147 °C/10 mmHg (lit.)
[density ]

1.5466 (rough estimate)
[refractive index ]

1.5700
[Fp ]

>110°C
[storage temp. ]

Sealed in dry,Room Temperature
[form ]

liquid
[color ]

Colourless
[BRN ]

2355439
[Exposure limits]

NIOSH: IDLH 25 mg/m3
[InChI]

InChI=1S/C8H6BrN/c9-8-3-1-2-7(6-8)4-5-10/h1-3,6H,4H2
[InChIKey]

UUZYFBXKWIQKTF-UHFFFAOYSA-N
[SMILES]

C1(CC#N)=CC=CC(Br)=C1
[LogP]

2.220 (est)
[CAS DataBase Reference]

31938-07-5(CAS DataBase Reference)
[EPA Substance Registry System]

31938-07-5(EPA Substance)
Questions And AnswerBack Directory
[Synthesis]

Synthesis of 31938-07-5

Step 1, Synthesis of 2-(3-bromophenyl)acetamide

Under a nitrogen atmosphere, 1-hydroxybenzotriazole (HOBT, 13.82 g, 102.3 mmol), N-ethyldiisopropylamine (13.22 g, 102.3 mmol), and ammonium carbonate (27.0 g, 279.0 mmol) were added to 3-bromophenylacetic acid (20.0 g, 93.0 mmol) in a freshly dried and distilled solution of tetrahydrofuran (80 mL). The reaction mixture was stirred at room temperature for about 5 minutes, then cooled to 0°C and stirred at the same temperature for about 1 hour.

1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride (EDCI.HCl, 19.61 g, 102.3 mmol) was added at 0 °C under a nitrogen atmosphere. The reaction mixture was stirred at room temperature for about 12 hours. The solvent was evaporated under vacuum and water was added to give a white solid, which was filtered, washed with water, and dried to give 2-(3-bromophenyl)acetamide, yield 12.69 g.

Step 2, Synthesis of 3-bromobenzyl cyanide

2-(3-bromophenyl)acetamide (10.0 g, 46.73 mmol) in dry 1,4-dioxane (100 mL) was cooled to 0 °C, and triethylamine (18.91 g, 187.92 mmol) was added. The reaction mixture was stirred for about 10 minutes. Trifluoroacetic anhydride (39.26 g, 186.92 mmol) was added dropwise at 0 °C, and the reaction mixture was stirred at room temperature for about 12 hours. The reaction mixture was poured into cold water, extracted with ethyl acetate, washed with water, dried over anhydrous sodium sulfate, filtered, and the solvent was evaporated under vacuum to give an oily residue. This residue was purified by silica gel column chromatography, eluting with ethyl acetate and hexane (1:49) to give the title compound as a pale yellow oil. Yield: 8.4 g.
Safety DataBack Directory
[Hazard Codes ]

Xn,Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
[Safety Statements ]

S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
[RIDADR ]

3449
[WGK Germany ]

3
[RTECS ]

AL8060000
[Hazard Note ]

Irritant
[HazardClass ]

6.1
[PackingGroup ]

I
[HS Code ]

29269090
[Storage Class]

6.1A - Combustible acute toxic Cat. 1 and 2
very toxic hazardous materials
[Hazard Classifications]

Acute Tox. 4 Dermal
Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
Raw materials And Preparation ProductsBack Directory
[Preparation Products]

6-bromo-1,2,3,4-tetrahydroisoquinoline-->6-Bromo-3,4-dihydro-2H-isoquinolin-1-one-->3-Bromophenethylamine-->2-(3-Bromophenyl)-2-methylpropanenitrile-->6-Bromo-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester-->Cyclopentanecarbonitrile, 1-(3-bromophenyl)- -->2-(3-bromo-4-nitrophenyl)acetic acid-->1-(3-Bromophenyl)cyclobutanecarboxylic acid-->4-(3-Bromo-phenyl)-3-oxo-butyric acid ethyl ester-->4-(3-broMophenyl)tetrahydro-2h-pyran-4-carboxaMide-->4-(3-Bromophenyl)tetrahydropyran-4-carbonitrile
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

3-Bromobenzyl cyanide(31938-07-5).msds
Hazard InformationBack Directory
[Chemical Properties]

Light yellow low melting crystalline solid
[Uses]

3-Bromophenylacetonitrile has been used in the synthesis of:
  • a series of aminoethylbiphenyls, novel 5-HT7 receptor ligands
  • 2-(1-cyano-1-(3-bromophenyl))methylidene-3-phenylthiazolidine-4,5-dione
Spectrum DetailBack Directory
[Spectrum Detail]

3-Bromophenylacetonitrile(31938-07-5)MS
3-Bromophenylacetonitrile(31938-07-5)1HNMR
3-Bromophenylacetonitrile(31938-07-5)13CNMR
3-Bromophenylacetonitrile(31938-07-5)IR1
3-Bromophenylacetonitrile(31938-07-5)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

3-Bromophenylacetonitrile, 98+%(31938-07-5)
[Alfa Aesar]

3-Bromophenylacetonitrile, 97%(31938-07-5)
[Sigma Aldrich]

31938-07-5(sigmaaldrich)
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