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7128-82-7

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Basic Information
CAS No.: 7128-82-7
Name: 1,5-PENTANEETHONIUM DIBROMIDE
Article Data: 9
Molecular Structure:
Molecular Structure of 7128-82-7 (1,5-PENTANEETHONIUM DIBROMIDE)
Formula: C17H40 N2 . 2 Br
Molecular Weight: 432.326
Synonyms: 1,5-Pentanediaminium,N,N,N,N',N',N'-hexaethyl-, dibromide (9CI); Ammonium, pentamethylenebis[triethyl-,dibromide (8CI); Pentamethylenebis[triethylammonium bromide] (7CI);1,5-Bis(triethylammonium)pentane dibromide; DB 2
Melting Point: 276-278 °C (decomp)
PSA: 0.00000
LogP: 0.91370
Related products
Synthetic route
111-24-0

1,5-dibromo-pentane

121-44-8

triethylamine

7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

Conditions
ConditionsYield
In acetone for 24h; Reflux;90%
In neat (no solvent) at 110℃; for 24h; Autoclave;64%
With ethanol
In methanol at 65℃; for 72h;
104304-09-8

(5-bromopentyl)triethylammonium bromide

121-44-8

triethylamine

7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

Conditions
ConditionsYield
In propan-1-ol Heating;72%
111-24-0

1,5-dibromo-pentane

Wang resin-OC(O)CH2N=CPh2

Wang resin-OC(O)CH2N=CPh2

7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 21 percent / hexane / 10 h / Heating
2: 72 percent / propan-1-ol / Heating
View Scheme
121-44-8

triethylamine

DL-methionine nitrile

DL-methionine nitrile

7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 21 percent / hexane / 10 h / Heating
2: 72 percent / propan-1-ol / Heating
View Scheme
111-24-0

1,5-dibromo-pentane

64-17-5

ethanol

7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

Conditions
ConditionsYield
With triethylamine Heating / reflux;

aluminum(III) nitrate nonahydrate

7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

1310-73-2

sodium hydroxide

P1 zeolite

Conditions
ConditionsYield
With silica gel In water colloidal silica and Et3N(CH2)5NEt3Br2 added to aq. soln. of Al(NO3)3*9H2O and NaOH; stirred (room temp., 1 day); heated (160°C, 8 days,autoclave, rotation 60 rpm); filtered off; washed repeatedly (water); dried overnight (room temp.); elem. anal.; thermal anal.;
...Expand

aluminum(III) nitrate nonahydrate

7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

potassium hydroxide

SUZ-4 zeolite

Conditions
ConditionsYield
With silica gel In water colloidal silica and Et3N(CH2)5NEt3Br2 added to aq. soln. of Al(NO3)3*9H2O and KOH; stirred (room temp., 1 day); heated (160°C, 8 days, autoclave, rotation 60 rpm); filtered off; washed repeatedly (water); dried overnight (room temp.); elem. anal.; thermal anal.;
...Expand
7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

C17H40N2(2+)*2HO(1-)

Conditions
ConditionsYield
With anion exchange resin DIAION
7128-82-7

N1,N1,N1,N5,N5,N5-hexaethylpentane-1,5-diamonium dibromide

C17H40N2(2+)*2F6P(1-)

Conditions
ConditionsYield
With ammonium hexafluorophosphate In water for 4h;
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