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CAS No.: | 120511-84-4 |
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Name: | 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide |
Article Data: | 19 |
Cas Database | |
Molecular Structure: | |
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Formula: | C15H17BrN2 |
Molecular Weight: | 305.217 |
Synonyms: | 2,2-(5-Bromomethyl-1,3-phenylene di(2-methylpropiononitrile);1,3-Benzenediacetonitrile,5-(bromomethyl)-a,a,a',a'-tetramethyl- (9CI);3,5-Bis(1-cyano-1-methylethyl)benzyl bromide; |
EINECS: | 601-717-7 |
Density: | 1.277 g/cm3 |
Melting Point: | 98-100 ºC |
Boiling Point: | 379.996 ºC at 760 mmHg |
Flash Point: | 183.615 ºC |
Appearance: | Off-White Solid |
PSA: | 47.58000 |
LogP: | 4.18386 |
3,5-bis(2-cyanoprop-2-yl)toluene
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
Conditions | Yield |
---|---|
With N-Bromosuccinimide; dibenzoyl peroxide In tetrachloromethane for 2 - 2.5h; Heating / reflux; | 87% |
With N-Bromosuccinimide In dichloromethane for 4h; Product distribution / selectivity; UV-irradiation; Heating / reflux; | 85% |
With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) In acetonitrile at 75 - 80℃; for 3h; Solvent; Reagent/catalyst; | 85% |
1,2,4-Triazole
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
anastrozol
Conditions | Yield |
---|---|
With potassium tert-butylate In toluene at 9 - 21℃; for 4.5h; | 100% |
With tetrabutylammomium bromide; potassium hydroxide In water; toluene at 75 - 80℃; for 2h; Solvent; Temperature; Reagent/catalyst; | 82% |
With tetrabutylammomium bromide; potassium carbonate; potassium hydroxide In toluene at 85 - 90℃; for 5h; | 47% |
4-amino-1,2,4-triazole
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
Conditions | Yield |
---|---|
In acetonitrile for 12h; Reflux; | 93% |
In isopropyl alcohol at 0 - 85℃; for 10 - 10.5h; | 65% |
In isopropyl alcohol at 20 - 85℃; | |
In isopropyl alcohol at 80 - 85℃; for 5h; | |
for 3h; Reflux; Industrial scale; |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
Conditions | Yield |
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Stage #1: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile; sodium triazole With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃; Stage #2: With hydrogenchloride In DMF (N,N-dimethyl-formamide); water; toluene Product distribution / selectivity; | 84% |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
Conditions | Yield |
---|---|
With magnesium; methyl iodide In tetrahydrofuran at 65 - 70℃; for 2h; Reagent/catalyst; Grignard Reaction; Inert atmosphere; | 46.2% |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
anastrozol
Conditions | Yield |
---|---|
Stage #1: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile; sodium triazole In N,N-dimethyl-formamide at 45 - 50℃; for 4h; Stage #2: With hydrogenchloride; water at 50℃; pH=2; Stage #3: With ammonia In water at 0 - 5℃; pH=8 - 9; | 34% |
In N,N-dimethyl-formamide at 20℃; for 1h; | 34% |
In N,N-dimethyl-formamide at 20℃; for 1h; | 34% |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
2,2'-[5-(1H-1,2,4-triazol-1-ylmethyl)-1,3-phenylene]-di(2-methylpropionitrile) hydrobromide
Conditions | Yield |
---|---|
Stage #1: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile; sodium triazole With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃; Stage #2: With hydrogen bromide In DMF (N,N-dimethyl-formamide); water; toluene |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
Conditions | Yield |
---|---|
Stage #1: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile; sodium triazole With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃; for 4h; Stage #2: With hydrogenchloride In toluene for 0.25h; Product distribution / selectivity; |
1,2,4-Triazole
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
Conditions | Yield |
---|---|
Stage #1: 1,2,4-Triazole; 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile With potassium carbonate In DMF (N,N-dimethyl-formamide); isopropyl alcohol at 20℃; for 20h; Stage #2: With hydrogenchloride In toluene for 2h; Product distribution / selectivity; |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
anastrozol
Conditions | Yield |
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Stage #1: 1,2,4-Triazole With sodium hydroxide In 1-methyl-pyrrolidin-2-one at 20 - 60℃; for 14 - 55h; Stage #2: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile In 1-methyl-pyrrolidin-2-one at -26 - -20℃; for 18 - 26h; Stage #3: With acetic acid In 1-methyl-pyrrolidin-2-one pH=6.5 - 7; Product distribution / selectivity; |
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Molecular Formula: C15H17BrN2
Molecular Weight: 305.22 g/mol
Melting point: 98-100 °C
Index of Refraction: 1.544
Density: 1.277 g/cm3
Flash Point: 183.615 °C
Surface Tension: 42.08 dyne/cm
Enthalpy of Vaporization: 62.809 kJ/mol
Boiling Point: 379.996 °C at 760 mmHg
Following is the structure of 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide (CAS NO.120511-84-4):
Product Category of of 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide (CAS NO.120511-84-4): Anastrozole; Intermediate of Anastrozole; Methyl Halides; Phenyls & Phenyl-Het; Anastrazole
SMILES: BrCc1cc(cc(c1)C(C#N)(C)C)C(C#N)(C)C
InChI: InChI=1/C15H17BrN2/c1-14(2,9-17)12-5-11(8-16)6-13(7-12)15(3,4)10-18/h5-7H,8H2,1-4H3
InChIKey: IHXHGCDOJLOZML-UHFFFAOYAL
3,5-Bis(2-cyanoprop-2-yl)benzyl bromide , its cas register number is 120511-84-4. It also can be called 2,2'-(5-Bromomethyl-1,3-phenylene di(2-methylpropiononitrile) ; 5-(Bromomethyl)-a,a,a',a'-tetramethyl-1,3-benzenediacetonitrile ; and 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide .