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.

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Tetrabutylammonium Phosphate (White to Off-White Powder/HPLC Grade), Fisher Chemical™

CAS: 5574-97-0 Molecular Formula: C16H38NO4P Molecular Weight (g/mol): 339.46 MDL Number: MFCD00064526 InChI Key: ARRNBPCNZJXHRJ-UHFFFAOYSA-M PubChem CID: 2735142 IUPAC Name: tetrabutylazanium dihydrogen phosphate SMILES: OP(O)([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC

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Specifications

PubChem CID	2735142
CAS	5574-97-0
Molecular Weight (g/mol)	339.46
MDL Number	MFCD00064526
SMILES	OP(O)([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC
IUPAC Name	tetrabutylazanium dihydrogen phosphate
InChI Key	ARRNBPCNZJXHRJ-UHFFFAOYSA-M
Molecular Formula	C16H38NO4P

(1-Butyl)triethylammonium bromide, 97%

CAS: 13028-69-8 Molecular Formula: C10H24BrN Molecular Weight (g/mol): 238.213 MDL Number: MFCD00055541 InChI Key: ZNFYPPCUDSCDPR-UHFFFAOYSA-M Synonym: 1-butyl triethylammonium bromide,butyltriethylammonium bromide,n,n,n-triethylbutan-1-aminium bromide,butyltriethylazanium bromide,acmc-20apri,triethylbutyl ammonium bromide,butyl-triethyl-ammonium bromide,triethyl-n-butylammonium bromide,1-butanaminium,n,n,n-triethyl-, bromide 1:1 PubChem CID: 11746670 IUPAC Name: butyl(triethyl)azanium;bromide SMILES: CCCC[N+](CC)(CC)CC.[Br-]

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Specifications

PubChem CID	11746670
CAS	13028-69-8
Molecular Weight (g/mol)	238.213
MDL Number	MFCD00055541
SMILES	CCCC[N+](CC)(CC)CC.[Br-]
Synonym	1-butyl triethylammonium bromide,butyltriethylammonium bromide,n,n,n-triethylbutan-1-aminium bromide,butyltriethylazanium bromide,acmc-20apri,triethylbutyl ammonium bromide,butyl-triethyl-ammonium bromide,triethyl-n-butylammonium bromide,1-butanaminium,n,n,n-triethyl-, bromide 1:1
IUPAC Name	butyl(triethyl)azanium;bromide
InChI Key	ZNFYPPCUDSCDPR-UHFFFAOYSA-M
Molecular Formula	C10H24BrN

Acetylcholine chloride, 98+%

CAS: 60-31-1 Molecular Formula: C7H16ClNO2 Molecular Weight (g/mol): 181.66 MDL Number: MFCD00011698 InChI Key: JUGOREOARAHOCO-UHFFFAOYSA-M Synonym: acetylcholine chloride,miochol,acecoline,chloroacetylcholine,arterocoline,acecholin,ovisot,ach chloride,azetylcholinchlorid,2-acetyloxy-n,n,n-trimethylethanaminium chloride PubChem CID: 6060 ChEBI: CHEBI:2417 IUPAC Name: 2-acetyloxyethyl(trimethyl)azanium;chloride SMILES: CC(=O)OCC[N+](C)(C)C.[Cl-]

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Specifications

PubChem CID	6060
CAS	60-31-1
Molecular Weight (g/mol)	181.66
ChEBI	CHEBI:2417
MDL Number	MFCD00011698
SMILES	CC(=O)OCC[N+](C)(C)C.[Cl-]
Synonym	acetylcholine chloride,miochol,acecoline,chloroacetylcholine,arterocoline,acecholin,ovisot,ach chloride,azetylcholinchlorid,2-acetyloxy-n,n,n-trimethylethanaminium chloride
IUPAC Name	2-acetyloxyethyl(trimethyl)azanium;chloride
InChI Key	JUGOREOARAHOCO-UHFFFAOYSA-M
Molecular Formula	C7H16ClNO2

Tetrapentylammonium bromide, For ion pair chromatography (AT), ≥99.0% (AT), MilliporeSigma™ Supelco™

MDL Number: MFCD00011856

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Specifications

MDL Number	MFCD00011856

Tetramethylammonium fluoride tetrahydrate, 98%

CAS: 17787-40-5 Molecular Formula: C₄H₁₂FN·₄H₂O Molecular Weight (g/mol): 165.21 MDL Number: MFCD00149968 InChI Key: HQFTZNVQVRRDLN-UHFFFAOYSA-M Synonym: tetramethylammonium fluoride tetrahydrate,tetramethylazanium fluoride tetrahydrate,methanaminium, n,n,n-trimethyl-, fluoride, tetrahydrate,tetramethylammonium tetrahydrate fluoride,tetramethylammonium ion tetrahydrate fluoride,acmc-1c8r1,tetramethylammoniumfluoridetetrahydrate,methanaminium,n,n,n-trimethyl-,fluoride,tetrahydrate 9ci,tetramethylamine, fluoride, hydrate, hydrate, hydrate, hydrate,methanaminium,n,n,n-trimethyl-, fluoride, tetrahydrate 9ci PubChem CID: 2723808 IUPAC Name: tetramethylazanium;fluoride;tetrahydrate SMILES: C[N+](C)(C)C.O.O.O.O.[F-]

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Specifications

PubChem CID	2723808
CAS	17787-40-5
Molecular Weight (g/mol)	165.21
MDL Number	MFCD00149968
SMILES	C[N+](C)(C)C.O.O.O.O.[F-]
Synonym	tetramethylammonium fluoride tetrahydrate,tetramethylazanium fluoride tetrahydrate,methanaminium, n,n,n-trimethyl-, fluoride, tetrahydrate,tetramethylammonium tetrahydrate fluoride,tetramethylammonium ion tetrahydrate fluoride,acmc-1c8r1,tetramethylammoniumfluoridetetrahydrate,methanaminium,n,n,n-trimethyl-,fluoride,tetrahydrate 9ci,tetramethylamine, fluoride, hydrate, hydrate, hydrate, hydrate,methanaminium,n,n,n-trimethyl-, fluoride, tetrahydrate 9ci
IUPAC Name	tetramethylazanium;fluoride;tetrahydrate
InChI Key	HQFTZNVQVRRDLN-UHFFFAOYSA-M
Molecular Formula	C₄H₁₂FN·₄H₂O

Tetrabutylammonium borohydride, 98%

CAS: 33725-74-5 Molecular Formula: C16H40BN Molecular Weight (g/mol): 257.31 MDL Number: MFCD00012035 InChI Key: GMBOFJFPOCGSOI-UHFFFAOYSA-N Synonym: tetrabutylammonium borohydride,tetra-n-butylammonium borohydride,n,n,n-tributylbutan-1-aminium tetrahydroborate,boron 1-; tetrabutylazanium,boron 1-; tetrabutylammonium PubChem CID: 9881569 IUPAC Name: boron(1-);tetrabutylazanium SMILES: [BH4-].CCCC[N+](CCCC)(CCCC)CCCC

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PubChem CID	9881569
CAS	33725-74-5
Molecular Weight (g/mol)	257.31
MDL Number	MFCD00012035
SMILES	[BH4-].CCCC[N+](CCCC)(CCCC)CCCC
Synonym	tetrabutylammonium borohydride,tetra-n-butylammonium borohydride,n,n,n-tributylbutan-1-aminium tetrahydroborate,boron 1-; tetrabutylazanium,boron 1-; tetrabutylammonium
IUPAC Name	boron(1-);tetrabutylazanium
InChI Key	GMBOFJFPOCGSOI-UHFFFAOYSA-N
Molecular Formula	C16H40BN

(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

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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

LiChropur™ Tetrahexylammonium bromide , ≥99.0% (AT), MilliporeSigma™ Supelco™

MDL Number: MFCD00011858

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Specifications

MDL Number	MFCD00011858

Tetramethylammonium fluoride tetrahydrate, 98%

CAS: 17787-40-5 Molecular Formula: C4H20FNO4 Molecular Weight (g/mol): 165.205 MDL Number: MFCD00149968 InChI Key: HQFTZNVQVRRDLN-UHFFFAOYSA-M Synonym: tetramethylammonium fluoride tetrahydrate,tetramethylazanium fluoride tetrahydrate,methanaminium, n,n,n-trimethyl-, fluoride, tetrahydrate,tetramethylammonium tetrahydrate fluoride,tetramethylammonium ion tetrahydrate fluoride,acmc-1c8r1,tetramethylammoniumfluoridetetrahydrate,methanaminium,n,n,n-trimethyl-,fluoride,tetrahydrate 9ci,tetramethylamine, fluoride, hydrate, hydrate, hydrate, hydrate,methanaminium,n,n,n-trimethyl-, fluoride, tetrahydrate 9ci PubChem CID: 2723808 IUPAC Name: tetramethylazanium;fluoride;tetrahydrate SMILES: C[N+](C)(C)C.O.O.O.O.[F-]

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Specifications

PubChem CID	2723808
CAS	17787-40-5
Molecular Weight (g/mol)	165.205
MDL Number	MFCD00149968
SMILES	C[N+](C)(C)C.O.O.O.O.[F-]
Synonym	tetramethylammonium fluoride tetrahydrate,tetramethylazanium fluoride tetrahydrate,methanaminium, n,n,n-trimethyl-, fluoride, tetrahydrate,tetramethylammonium tetrahydrate fluoride,tetramethylammonium ion tetrahydrate fluoride,acmc-1c8r1,tetramethylammoniumfluoridetetrahydrate,methanaminium,n,n,n-trimethyl-,fluoride,tetrahydrate 9ci,tetramethylamine, fluoride, hydrate, hydrate, hydrate, hydrate,methanaminium,n,n,n-trimethyl-, fluoride, tetrahydrate 9ci
IUPAC Name	tetramethylazanium;fluoride;tetrahydrate
InChI Key	HQFTZNVQVRRDLN-UHFFFAOYSA-M
Molecular Formula	C4H20FNO4

Tetraethylammonium fluoride hydrate, 98%

CAS: 98330-04-2 Molecular Formula: C8H20FN Molecular Weight (g/mol): 149.25 MDL Number: MFCD00149990 InChI Key: QSUJAUYJBJRLKV-UHFFFAOYSA-M Synonym: tetraethylammonium fluoride hydrate,tetraethylammonium hydrate fluoride,tetraethylammoniumfluoridehydrate,acmc-209nvn,et4nf.h2o,tetraethylazanium fluoride hydrate,tetraethyl ammonium fluoride hydrate,ethanaminium, n,n,n-triethyl-, fluoride, monohydrate PubChem CID: 16211652 SMILES: [F-].CC[N+](CC)(CC)CC

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PubChem CID	16211652
CAS	98330-04-2
Molecular Weight (g/mol)	149.25
MDL Number	MFCD00149990
SMILES	[F-].CC[N+](CC)(CC)CC
Synonym	tetraethylammonium fluoride hydrate,tetraethylammonium hydrate fluoride,tetraethylammoniumfluoridehydrate,acmc-209nvn,et4nf.h2o,tetraethylazanium fluoride hydrate,tetraethyl ammonium fluoride hydrate,ethanaminium, n,n,n-triethyl-, fluoride, monohydrate
InChI Key	QSUJAUYJBJRLKV-UHFFFAOYSA-M
Molecular Formula	C8H20FN

Tetraethylammonium tetrafluoroborate, 99%

CAS: 429-06-1 Molecular Formula: C8H20BF4N Molecular Weight (g/mol): 217.06 MDL Number: MFCD00011827 InChI Key: XJRAKUDXACGCHA-UHFFFAOYSA-N Synonym: tetraethylammonium tetrafluoroborate,tetraethylazanium tetrafluoroborate,tetraethylammoniumtetrafluoroborate,acmc-1ago3,ksc238k1t,ethanaminium, n,n,n-triethyl-, tetrafluoroborate 1-,ethanaminium, n,n,n-triethyl-, tetrafluoroborate 1-1:1,tetraethyl ammonium tetrafluoroborate,tetraethylammonium tetra fluoro borate PubChem CID: 2724277 SMILES: F[B-](F)(F)F.CC[N+](CC)(CC)CC

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Specifications

PubChem CID	2724277
CAS	429-06-1
Molecular Weight (g/mol)	217.06
MDL Number	MFCD00011827
SMILES	F[B-](F)(F)F.CC[N+](CC)(CC)CC
Synonym	tetraethylammonium tetrafluoroborate,tetraethylazanium tetrafluoroborate,tetraethylammoniumtetrafluoroborate,acmc-1ago3,ksc238k1t,ethanaminium, n,n,n-triethyl-, tetrafluoroborate 1-,ethanaminium, n,n,n-triethyl-, tetrafluoroborate 1-1:1,tetraethyl ammonium tetrafluoroborate,tetraethylammonium tetra fluoro borate
InChI Key	XJRAKUDXACGCHA-UHFFFAOYSA-N
Molecular Formula	C8H20BF4N

Tetramethylammonium Hydroxide, 10% in Water

CAS: 75-59-2 | C₄H₁₃NO | 91.15 g/mol

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Specifications

Linear Formula	(CH₃)₄NOH
Molecular Weight (g/mol)	91.15
InChI Key	WGTYBPLFGIVFAS-UHFFFAOYSA-M
Density	1.0000g/mL
PubChem CID	60966
Name Note	10% in Water
Percent Purity	9.5 to 10.5%
Fieser	11,514
RTECS Number	PA0875000
Formula Weight	91.15
Boiling Point	100.0°C
Color	Colorless
Physical Form	Liquid
Chemical Name or Material	Tetramethylammonium hydroxide
SMILES	C[N+](C)(C)C.[OH-]
Merck Index	15, 9371
CAS	7732-18-5
Health Hazard 3	GHS P Statement Do not breathe dust/fume/gas/mist/vapors/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: rinse mouth. Do NOT induce vomiting. IF ON SKIN (or hair): Take off immediat
MDL Number	MFCD00008280
Health Hazard 2	GHS H Statement Harmful if swallowed. Toxic in contact with skin. Causes severe skin burns and eye damage.
Solubility Information	Solubility in water: soluble.
Packaging	Plastic bottle
Health Hazard 1	GHS Signal Word: Danger
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
TSCA	TSCA
IUPAC Name	tetramethylazanium;hydroxide
Beilstein	04, 50
Molecular Formula	C₄H₁₃NO
EINECS Number	200-882-9
Specific Gravity	1

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

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 SMILES: [OH-].CC[N+](CC)(CC)CC

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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
InChI Key	LRGJRHZIDJQFCL-UHFFFAOYSA-M
Molecular Formula	C8H21NO

Myristyltrimethylammonium bromide, 99%

CAS: 1119-97-7 Molecular Formula: C17H38BrN Molecular Weight (g/mol): 336.40 MDL Number: MFCD00011770 InChI Key: CXRFDZFCGOPDTD-UHFFFAOYSA-M Synonym: cetrimide,tetradecyltrimethylammonium bromide,myristyltrimethylammonium bromide,tetradonium bromide,n,n,n-trimethyltetradecan-1-aminium bromide,tetradecyl trimethyl ammonium bromide,myrtrimonium bromide,mytab,mitmab,morpan t PubChem CID: 14250 ChEBI: CHEBI:3565 IUPAC Name: trimethyl(tetradecyl)azanium;bromide SMILES: [Br-].CCCCCCCCCCCCCC[N+](C)(C)C

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Specifications

PubChem CID	14250
CAS	1119-97-7
Molecular Weight (g/mol)	336.40
ChEBI	CHEBI:3565
MDL Number	MFCD00011770
SMILES	[Br-].CCCCCCCCCCCCCC[N+](C)(C)C
Synonym	cetrimide,tetradecyltrimethylammonium bromide,myristyltrimethylammonium bromide,tetradonium bromide,n,n,n-trimethyltetradecan-1-aminium bromide,tetradecyl trimethyl ammonium bromide,myrtrimonium bromide,mytab,mitmab,morpan t
IUPAC Name	trimethyl(tetradecyl)azanium;bromide
InChI Key	CXRFDZFCGOPDTD-UHFFFAOYSA-M
Molecular Formula	C17H38BrN

Tetrabutylammonium hydrogen sulfate, 99%, extra pure

CAS: 32503-27-8 Molecular Formula: C16H37NO4S Molecular Weight (g/mol): 339.54 MDL Number: MFCD00011637 InChI Key: SHFJWMWCIHQNCP-UHFFFAOYSA-M Synonym: tetrabutylammonium hydrogen sulfate,tetrabutylammonium hydrogensulfate,tetrabutylammonium bisulfate,tetra-n-butylammonium hydrogen sulfate,tbahs,tetrabutylammonium sulfate 1:1,1-butanaminium, n,n,n-tributyl-, sulfate 1:1,tetrabutylammonium hydrogen sulphate,tetrabutylazanium hydrogen sulfate,ipc-tba-hs PubChem CID: 94433 IUPAC Name: hydrogen sulfate;tetrabutylazanium SMILES: OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC

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Specifications

PubChem CID	94433
CAS	32503-27-8
Molecular Weight (g/mol)	339.54
MDL Number	MFCD00011637
SMILES	OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC
Synonym	tetrabutylammonium hydrogen sulfate,tetrabutylammonium hydrogensulfate,tetrabutylammonium bisulfate,tetra-n-butylammonium hydrogen sulfate,tbahs,tetrabutylammonium sulfate 1:1,1-butanaminium, n,n,n-tributyl-, sulfate 1:1,tetrabutylammonium hydrogen sulphate,tetrabutylazanium hydrogen sulfate,ipc-tba-hs
IUPAC Name	hydrogen sulfate;tetrabutylazanium
InChI Key	SHFJWMWCIHQNCP-UHFFFAOYSA-M
Molecular Formula	C16H37NO4S

Quaternary ammonium salts

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