Quaternary ammonium salts

Ammonium salts in which a nitrogen atom (with a +1 formal charge) has four carbon-nitrogen single bonds; this nitrogen could be bonded to four functional groups containing carbon.

CAS: 541-15-1 Molecular Formula: C7H15NO3 Molecular Weight (g/mol): 161.201 MDL Number: MFCD00038747 InChI Key: PHIQHXFUZVPYII-ZCFIWIBFSA-N Synonym: l-carnitine,levocarnitine,vitamin bt,r-carnitine,carnitor,--carnitine,carnitine,--l-carnitine,karnitin,l---carnitine PubChem CID: 10917 ChEBI: CHEBI:16347 IUPAC Name: (3R)-3-hydroxy-4-(trimethylazaniumyl)butanoate SMILES: C[N+](C)(C)CC(CC(=O)[O-])O

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Specifications

PubChem CID	10917
CAS	541-15-1
Molecular Weight (g/mol)	161.201
ChEBI	CHEBI:16347
MDL Number	MFCD00038747
SMILES	C[N+](C)(C)CC(CC(=O)[O-])O
Synonym	l-carnitine,levocarnitine,vitamin bt,r-carnitine,carnitor,--carnitine,carnitine,--l-carnitine,karnitin,l---carnitine
IUPAC Name	(3R)-3-hydroxy-4-(trimethylazaniumyl)butanoate
InChI Key	PHIQHXFUZVPYII-ZCFIWIBFSA-N
Molecular Formula	C7H15NO3

Tetraethylammonium bromide, 98%

CAS: 71-91-0 Molecular Formula: C₈H₂₀BrN Molecular Weight (g/mol): 210.16 MDL Number: MFCD00011825 InChI Key: HWCKGOZZJDHMNC-UHFFFAOYSA-M Synonym: tetraethylammonium bromide,teab,tea bromide,tetrylammonium bromide,sympatektoman,tetranium,etylon,bromethyl,beparon,etambro PubChem CID: 6285 IUPAC Name: tetraethylazanium;bromide SMILES: CC[N+](CC)(CC)CC.[Br-]

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Specifications

PubChem CID	6285
CAS	71-91-0
Molecular Weight (g/mol)	210.16
MDL Number	MFCD00011825
SMILES	CC[N+](CC)(CC)CC.[Br-]
Synonym	tetraethylammonium bromide,teab,tea bromide,tetrylammonium bromide,sympatektoman,tetranium,etylon,bromethyl,beparon,etambro
IUPAC Name	tetraethylazanium;bromide
InChI Key	HWCKGOZZJDHMNC-UHFFFAOYSA-M
Molecular Formula	C₈H₂₀BrN

Tetra-n-butylammonium hydroxide, 1.0M aq. soln.

CAS: 2052-49-5 Molecular Formula: C16H37NO Molecular Weight (g/mol): 259.48 MDL Number: MFCD00009425 InChI Key: VDZOOKBUILJEDG-UHFFFAOYSA-M Synonym: tetrabutylammonium hydroxide,tetra-n-butylammonium hydroxide,tetrabutylazanium hydroxide,tetrabutylammoniumhydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide,ammonium, tetrabutyl-, hydroxide,n,n,n-tributyl-1-butanaminium hydroxide,tetra n-butyl ammonium hydroxide,tetra-n-butyl ammonium hydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide 1:1 PubChem CID: 2723671 IUPAC Name: tetrabutylazanium;hydroxide SMILES: [OH-].CCCC[N+](CCCC)(CCCC)CCCC

Pricing and Availability
Specifications

PubChem CID	2723671
CAS	2052-49-5
Molecular Weight (g/mol)	259.48
MDL Number	MFCD00009425
SMILES	[OH-].CCCC[N+](CCCC)(CCCC)CCCC
Synonym	tetrabutylammonium hydroxide,tetra-n-butylammonium hydroxide,tetrabutylazanium hydroxide,tetrabutylammoniumhydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide,ammonium, tetrabutyl-, hydroxide,n,n,n-tributyl-1-butanaminium hydroxide,tetra n-butyl ammonium hydroxide,tetra-n-butyl ammonium hydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide 1:1
IUPAC Name	tetrabutylazanium;hydroxide
InChI Key	VDZOOKBUILJEDG-UHFFFAOYSA-M
Molecular Formula	C16H37NO

(1-Hexadecyl)trimethylammonium chloride, 96%

CAS: 112-02-7 Molecular Formula: C19H42ClN Molecular Weight (g/mol): 320.00 MDL Number: MFCD00011773 InChI Key: WOWHHFRSBJGXCM-UHFFFAOYSA-M Synonym: hexadecyltrimethylammonium chloride,cetrimonium chloride,cetyltrimethylammonium chloride,n,n,n-trimethylhexadecan-1-aminium chloride,dehyquart a,cetyl trimethyl ammonium chloride,aliquat 6,trimethylcetylammonium chloride,arquad 16-50,n-hexadecyltrimethylammonium chloride PubChem CID: 8154 ChEBI: CHEBI:53581 IUPAC Name: hexadecyl(trimethyl)azanium;chloride SMILES: [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C

Pricing and Availability
Specifications

PubChem CID	8154
CAS	112-02-7
Molecular Weight (g/mol)	320.00
ChEBI	CHEBI:53581
MDL Number	MFCD00011773
SMILES	[Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C
Synonym	hexadecyltrimethylammonium chloride,cetrimonium chloride,cetyltrimethylammonium chloride,n,n,n-trimethylhexadecan-1-aminium chloride,dehyquart a,cetyl trimethyl ammonium chloride,aliquat 6,trimethylcetylammonium chloride,arquad 16-50,n-hexadecyltrimethylammonium chloride
IUPAC Name	hexadecyl(trimethyl)azanium;chloride
InChI Key	WOWHHFRSBJGXCM-UHFFFAOYSA-M
Molecular Formula	C19H42ClN

Tetramethylammonium hydroxide, 25% w/w aq. soln., Electronic Grade, 99.9999% (metals basis)

CAS: 75-59-2 Molecular Formula: C4H13NO Molecular Weight (g/mol): 91.154 MDL Number: MFCD00008280 InChI Key: WGTYBPLFGIVFAS-UHFFFAOYSA-M Synonym: tetramethylammonium hydroxide,tmah,hydroxyde de tetramethylammonium,nmw-w,nmd 3,tetramethyl ammonium hydroxide,unii-5gkp7317q2,ammonium, tetramethyl-, hydroxide,methanaminium, n,n,n-trimethyl-, hydroxide,tetramethylammoniumhydroxide PubChem CID: 60966 IUPAC Name: tetramethylazanium;hydroxide SMILES: C[N+](C)(C)C.[OH-]

Pricing and Availability
Specifications

PubChem CID	60966
CAS	75-59-2
Molecular Weight (g/mol)	91.154
MDL Number	MFCD00008280
SMILES	C[N+](C)(C)C.[OH-]
Synonym	tetramethylammonium hydroxide,tmah,hydroxyde de tetramethylammonium,nmw-w,nmd 3,tetramethyl ammonium hydroxide,unii-5gkp7317q2,ammonium, tetramethyl-, hydroxide,methanaminium, n,n,n-trimethyl-, hydroxide,tetramethylammoniumhydroxide
IUPAC Name	tetramethylazanium;hydroxide
InChI Key	WGTYBPLFGIVFAS-UHFFFAOYSA-M
Molecular Formula	C4H13NO

Tetraethylammonium hydroxide, 25% w/w in methanol

CAS: 77-98-5 Molecular Formula: C8H21NO Molecular Weight (g/mol): 147.26 MDL Number: MFCD00009024 InChI Key: LRGJRHZIDJQFCL-UHFFFAOYSA-M Synonym: tetraethylammonium hydroxide,tetraethyl ammonium hydroxide,unii-ra8vu41b1f,ammonium, tetraethyl-, hydroxide,tetraethylazanium hydroxide,ethanaminium, n,n,n-triethyl-, hydroxide,ra8vu41b1f,ethanaminium, n,n,n-triethyl-, hydroxide 1:1,tetraethylammonium hydroxide solution in water,n,n,n-triethylethanaminium PubChem CID: 6509 IUPAC Name: tetraethylazanium;hydroxide SMILES: [OH-].CC[N+](CC)(CC)CC

Pricing and Availability
Specifications

PubChem CID	6509
CAS	77-98-5
Molecular Weight (g/mol)	147.26
MDL Number	MFCD00009024
SMILES	[OH-].CC[N+](CC)(CC)CC
Synonym	tetraethylammonium hydroxide,tetraethyl ammonium hydroxide,unii-ra8vu41b1f,ammonium, tetraethyl-, hydroxide,tetraethylazanium hydroxide,ethanaminium, n,n,n-triethyl-, hydroxide,ra8vu41b1f,ethanaminium, n,n,n-triethyl-, hydroxide 1:1,tetraethylammonium hydroxide solution in water,n,n,n-triethylethanaminium
IUPAC Name	tetraethylazanium;hydroxide
InChI Key	LRGJRHZIDJQFCL-UHFFFAOYSA-M
Molecular Formula	C8H21NO

Tetra-n-butylammonium tribromide, 98%

CAS: 38932-80-8 Molecular Formula: C48H108Br3N3 Molecular Weight (g/mol): 967.125 MDL Number: MFCD00012110 InChI Key: SFLXUZPXEWWQNH-UHFFFAOYSA-K Synonym: tetrabutylammonium tribromide,tetra-n-butylammonium tribromide,tetrabutylammoniumtribromide,mono tetrabutylammonium tribromide,tetrabutylamoniumtribromide,acmc-1ct1n,tetrabutylamonium tribromide,tetrabutylazanium tribromide,tetrabutylammonium-tribromide,tetra-butylammonium tribromide PubChem CID: 23500184 IUPAC Name: tetrabutylazanium;tribromide SMILES: CCCC[N+](CCCC)(CCCC)CCCC.CCCC[N+](CCCC)(CCCC)CCCC.CCCC[N+](CCCC)(CCCC)CCCC.[Br-].[Br-].[Br-]

Pricing and Availability
Specifications

PubChem CID	23500184
CAS	38932-80-8
Molecular Weight (g/mol)	967.125
MDL Number	MFCD00012110
SMILES	CCCC[N+](CCCC)(CCCC)CCCC.CCCC[N+](CCCC)(CCCC)CCCC.CCCC[N+](CCCC)(CCCC)CCCC.[Br-].[Br-].[Br-]
Synonym	tetrabutylammonium tribromide,tetra-n-butylammonium tribromide,tetrabutylammoniumtribromide,mono tetrabutylammonium tribromide,tetrabutylamoniumtribromide,acmc-1ct1n,tetrabutylamonium tribromide,tetrabutylazanium tribromide,tetrabutylammonium-tribromide,tetra-butylammonium tribromide
IUPAC Name	tetrabutylazanium;tribromide
InChI Key	SFLXUZPXEWWQNH-UHFFFAOYSA-K
Molecular Formula	C48H108Br3N3

Tetra-n-hexylammonium hydrogen sulfate, 98%

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Benzalkonium chloride

CAS: 63449-41-2 Molecular Formula: C21H38ClN Molecular Weight (g/mol): 339.99 MDL Number: MFCD00137276 InChI Key: JBIROUFYLSSYDX-UHFFFAOYSA-M Synonym: benzyldimethyldecylammonium chloride,benzenemethanaminium, n-decyl-n,n-dimethyl-, chloride,benzenemethanaminium, n-decyl-n,n-dimethyl-, chloride 1:1,quaternary ammonium compounds, benzyl-c8-18-alkyldimethyl, chlorides,roccal,benzyl decyl dimethylazanium chloride,tret-o-lite xc 511,ccris 4586,benzyl decyl dimethylammonium chloride,c8-18-alkydimethylbenzyl ammonium chlorides PubChem CID: 13762 IUPAC Name: benzyl-decyl-dimethylazanium;chloride SMILES: [Cl-].CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1

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Specifications

PubChem CID	13762
CAS	63449-41-2
Molecular Weight (g/mol)	339.99
MDL Number	MFCD00137276
SMILES	[Cl-].CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1
Synonym	benzyldimethyldecylammonium chloride,benzenemethanaminium, n-decyl-n,n-dimethyl-, chloride,benzenemethanaminium, n-decyl-n,n-dimethyl-, chloride 1:1,quaternary ammonium compounds, benzyl-c8-18-alkyldimethyl, chlorides,roccal,benzyl decyl dimethylazanium chloride,tret-o-lite xc 511,ccris 4586,benzyl decyl dimethylammonium chloride,c8-18-alkydimethylbenzyl ammonium chlorides
IUPAC Name	benzyl-decyl-dimethylazanium;chloride
InChI Key	JBIROUFYLSSYDX-UHFFFAOYSA-M
Molecular Formula	C21H38ClN

Tetraethylammonium hydroxide, 35% w/w aq. soln.

Pricing and Availability
Specifications

PubChem CID	6509
CAS	77-98-5
Molecular Weight (g/mol)	147.26
MDL Number	MFCD00009024
SMILES	[OH-].CC[N+](CC)(CC)CC
Synonym	tetraethylammonium hydroxide,tetraethyl ammonium hydroxide,unii-ra8vu41b1f,ammonium, tetraethyl-, hydroxide,tetraethylazanium hydroxide,ethanaminium, n,n,n-triethyl-, hydroxide,ra8vu41b1f,ethanaminium, n,n,n-triethyl-, hydroxide 1:1,tetraethylammonium hydroxide solution in water,n,n,n-triethylethanaminium
IUPAC Name	tetraethylazanium;hydroxide
InChI Key	LRGJRHZIDJQFCL-UHFFFAOYSA-M
Molecular Formula	C8H21NO

Tetramethylammonium hydroxide, 25% w/w in methanol

Pricing and Availability
Specifications

PubChem CID	60966
CAS	75-59-2
Molecular Weight (g/mol)	91.154
MDL Number	MFCD00008280
SMILES	C[N+](C)(C)C.[OH-]
Synonym	tetramethylammonium hydroxide,tmah,hydroxyde de tetramethylammonium,nmw-w,nmd 3,tetramethyl ammonium hydroxide,unii-5gkp7317q2,ammonium, tetramethyl-, hydroxide,methanaminium, n,n,n-trimethyl-, hydroxide,tetramethylammoniumhydroxide
IUPAC Name	tetramethylazanium;hydroxide
InChI Key	WGTYBPLFGIVFAS-UHFFFAOYSA-M
Molecular Formula	C4H13NO

Tetramethylammonium hydroxide, 2.38% w/w aq. soln., Electronic Grade, 99.9999% (metals basis)

Pricing and Availability
Specifications

PubChem CID	60966
CAS	75-59-2
Molecular Weight (g/mol)	91.154
MDL Number	MFCD00008280
SMILES	C[N+](C)(C)C.[OH-]
Synonym	tetramethylammonium hydroxide,tmah,hydroxyde de tetramethylammonium,nmw-w,nmd 3,tetramethyl ammonium hydroxide,unii-5gkp7317q2,ammonium, tetramethyl-, hydroxide,methanaminium, n,n,n-trimethyl-, hydroxide,tetramethylammoniumhydroxide
IUPAC Name	tetramethylazanium;hydroxide
InChI Key	WGTYBPLFGIVFAS-UHFFFAOYSA-M
Molecular Formula	C4H13NO

Tetraethylammonium hexafluorophosphate, 98%

CAS: 429-07-2 Molecular Formula: C8H20F6NP Molecular Weight (g/mol): 275.219 MDL Number: MFCD00043179 InChI Key: KLKUOIXSIDDDCN-UHFFFAOYSA-N Synonym: tetraethylammonium hexafluorophosphate,ammonium, tetraethyl-, hexafluorophosphate 1-,et4npf6,n,n,n-triethylethanaminium hexafluorophosphate,tetraethylammoniumhexafluorophosphate,tetraethylazanium hexafluorophosphate,tetraethylammonium hexafluorophosphate v,ethanaminium,n,n-triethyl-, hexafluorophosphate 1-,ethanaminium, n,n,n-triethyl-, hexafluorophosphate 1- PubChem CID: 9885 IUPAC Name: tetraethylazanium;hexafluorophosphate SMILES: CC[N+](CC)(CC)CC.F[P-](F)(F)(F)(F)F

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Specifications

PubChem CID	9885
CAS	429-07-2
Molecular Weight (g/mol)	275.219
MDL Number	MFCD00043179
SMILES	CC[N+](CC)(CC)CC.F[P-](F)(F)(F)(F)F
Synonym	tetraethylammonium hexafluorophosphate,ammonium, tetraethyl-, hexafluorophosphate 1-,et4npf6,n,n,n-triethylethanaminium hexafluorophosphate,tetraethylammoniumhexafluorophosphate,tetraethylazanium hexafluorophosphate,tetraethylammonium hexafluorophosphate v,ethanaminium,n,n-triethyl-, hexafluorophosphate 1-,ethanaminium, n,n,n-triethyl-, hexafluorophosphate 1-
IUPAC Name	tetraethylazanium;hexafluorophosphate
InChI Key	KLKUOIXSIDDDCN-UHFFFAOYSA-N
Molecular Formula	C8H20F6NP

Tetra-n-propylammonium chloride, 99+%

CAS: 5810-42-4 Molecular Formula: C12H28ClN Molecular Weight (g/mol): 221.813 MDL Number: MFCD00038729 InChI Key: FBEVECUEMUUFKM-UHFFFAOYSA-M Synonym: tetrapropylammonium chloride,tetrapropyl ammonium chloride,tetra-n-propylammonium chloride,1-propanaminium, n,n,n-tripropyl-, chloride,1-propanaminium, n,n,n-tripropyl-, chloride 1:1,n,n,n-tripropylpropan-1-aminium chloride,tetrapropylazanium chloride,acmc-209m2k,ksc491c1h,tetra-n-propylammonium chloride 1g PubChem CID: 79880 IUPAC Name: tetrapropylazanium;chloride SMILES: CCC[N+](CCC)(CCC)CCC.[Cl-]

Pricing and Availability
Specifications

PubChem CID	79880
CAS	5810-42-4
Molecular Weight (g/mol)	221.813
MDL Number	MFCD00038729
SMILES	CCC[N+](CCC)(CCC)CCC.[Cl-]
Synonym	tetrapropylammonium chloride,tetrapropyl ammonium chloride,tetra-n-propylammonium chloride,1-propanaminium, n,n,n-tripropyl-, chloride,1-propanaminium, n,n,n-tripropyl-, chloride 1:1,n,n,n-tripropylpropan-1-aminium chloride,tetrapropylazanium chloride,acmc-209m2k,ksc491c1h,tetra-n-propylammonium chloride 1g
IUPAC Name	tetrapropylazanium;chloride
InChI Key	FBEVECUEMUUFKM-UHFFFAOYSA-M
Molecular Formula	C12H28ClN

Tetra-n-propylammonium hydroxide, 40% w/w aq. soln.

CAS: 4499-86-9 Molecular Formula: C12H29NO Molecular Weight (g/mol): 203.37 MDL Number: MFCD00009360 InChI Key: LPSKDVINWQNWFE-UHFFFAOYSA-M Synonym: tetrapropylammonium hydroxide,tetra-n-propylammonium hydroxide,1-propanaminium, n,n,n-tripropyl-, hydroxide,tpaoh,tetrapropylammonium oxide,unii-t686luy7nk,tetrapropylazanium hydroxide,t686luy7nk,ammonium, tetrapropyl-, hydroxide,n,n,n-tripropyl-1-propanaminium hydroxide PubChem CID: 20586 IUPAC Name: tetrapropylazanium;hydroxide SMILES: [OH-].CCC[N+](CCC)(CCC)CCC

Pricing and Availability
Specifications

PubChem CID	20586
CAS	4499-86-9
Molecular Weight (g/mol)	203.37
MDL Number	MFCD00009360
SMILES	[OH-].CCC[N+](CCC)(CCC)CCC
Synonym	tetrapropylammonium hydroxide,tetra-n-propylammonium hydroxide,1-propanaminium, n,n,n-tripropyl-, hydroxide,tpaoh,tetrapropylammonium oxide,unii-t686luy7nk,tetrapropylazanium hydroxide,t686luy7nk,ammonium, tetrapropyl-, hydroxide,n,n,n-tripropyl-1-propanaminium hydroxide
IUPAC Name	tetrapropylazanium;hydroxide
InChI Key	LPSKDVINWQNWFE-UHFFFAOYSA-M
Molecular Formula	C12H29NO

Quaternary ammonium salts

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