n-Octyltrimethylammonium Bromide - ≥98%(T) , CAS No.2083-68-3

CAS: 2083-68-3 Cat. No.: N159334 Molecular Weight: 252.24 EC Number: 629-531-1
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(T)
Synonyms
NSC97247 | NSC-97247 | Octalone | O0163 | Ammonium, trimethyloctyl-, bromide | n-Octyltrimethylammonium bromide | Trimethyl-n-octylammonium Bromide | 1-Octanaminium, N,N,N-trimethyl-, bromide (1:1) | DTXSID70943071 | N,N,N-trimethyloctan-1-aminium bromide
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
N159334-5g
≥10

$9.90

$14.90
Save $5.00 (33.56%)
25g
N159334-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$18.90

$28.90
Save $10.00 (34.60%)
100g
N159334-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$60.90

$91.90
Save $31.00 (33.73%)
500g
N159334-500g
1

$224.90

$337.90
Save $113.00 (33.44%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98%(T) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 6 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
NSC97247 | NSC-97247 | Octalone | O0163 | Ammonium, trimethyloctyl-, bromide | n-Octyltrimethylammonium bromide | Trimethyl-n-octylammonium Bromide | 1-Octanaminium, N, N, N-trimethyl-, bromide (1:1) | DTXSID70943071 | N, N, N-trimethyloctan-1-aminium bromide
Specifications & Purity
≥98%(T)
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥98%(T)
Names and Identifiers
Pubchem Sid504754890
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504754890
Canonical SmilesCCCCCCCC[N+](C)(C)C.[Br-]
IUPAC Nametrimethyl(octyl)azanium;bromide
InChIKeyXCOHAFVJQZPUKF-UHFFFAOYSA-M
INCHI1S/C11H26N.BrH/c1-5-6-7-8-9-10-11-12(2,3)4;/h5-11H2,1-4H3;1H/q+1;/p-1
Isomeric SMILES CCCCCCCC[N+](C)(C)C.[Br-]
WGK Germany 3
RTECS RG8275000
Molecular Weight 252.24
Reaxy-Rn 3628448
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3628448&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic nitrogen compounds
ClassOrganonitrogen compounds
SubclassQuaternary ammonium salts
Intermediate Tree Nodes Not available
Direct ParentTetraalkylammonium salts
Alternative Parents Organopnictogen compounds  Organic bromide salts  Hydrocarbon derivatives  Amines  
Molecular FrameworkAliphatic acyclic compounds
Substituents Tetraalkylammonium salt - Organopnictogen compound - Hydrocarbon derivative - Organic bromide salt - Organic salt - Amine - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as tetraalkylammonium salts. These are organonitrogen compounds containing a quaternary ammonium substituted with four alkyl chains.
External Descriptors quaternary ammonium salt - bromide salt
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

11 results found

Lot NumberCertificate TypeDateItem
K2117635Certificate of AnalysisSep 04, 2025 N159334
K2117636Certificate of AnalysisSep 04, 2025 N159334
E2408042Certificate of AnalysisNov 07, 2024 N159334
J2430492Certificate of AnalysisNov 06, 2024 N159334
J2430494Certificate of AnalysisNov 06, 2024 N159334
J2430497Certificate of AnalysisNov 06, 2024 N159334
J2430498Certificate of AnalysisNov 06, 2024 N159334
J2430499Certificate of AnalysisNov 06, 2024 N159334
G2431100Certificate of AnalysisAug 06, 2024 N159334
D2422099Certificate of AnalysisMay 11, 2024 N159334
K2216308Certificate of AnalysisNov 21, 2022 N159334

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Chemical and Physical Properties
SolubilitySoluble in water
SensitivityMoisture sensitive
Melt Point(°C)217°C
Molecular Weight252.230 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count7
Exact Mass251.125 Da
Monoisotopic Mass251.125 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count13
Formal Charge0
Complexity91.700
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Citations of This Product
References
1. Junjie Tong, Chen Dong, Miaosen Yao, Qichao Wang, Chenlei Shen, Yaxin Yue, Lei Yan, Yueyue Gao, Gentian Yue, Weifeng Zhang, Makhsud I. Saidaminov, Furui Tan.  (2025)  22.1% Carbon-Electrode Perovskite Solar Cells by Spontaneous Passivation and Self-Assembly of Hole-Transport Bilayer.  ACS Nano,      [PMID:40159862] [10.1021/acsnano.4c16916]
2. Shuisen He, Xueman Wang, Chenglong Wen, Yu Fan.  (2024)  N-octyltrimethylammonium bromide-assisted self-assembly of CoMo precursors to prepare CoMoS/Al2O3 catalysts for highly selective hydrodesulfurization of thiophene.  FUEL,      [PMID:] [10.1016/j.fuel.2024.131387]
3. Juan Zhang, Qiqi Niu, Yuan Gao, Qichao Lv, Zhaoxia Dong, Zihao Yang.  (2024)  The aggregation structure and rheological properties of catanionic surfactant mixtures and potential applications in fracturing fluids.  JOURNAL OF MOLECULAR LIQUIDS,      [PMID:] [10.1016/j.molliq.2024.125118]
4. Xu Jing, Haoyue Xue, Xiaoyan Sang, Xiaowen Wang, Liyan Jia.  (2022)  Magnetic deep eutectic solvent-based dispersive liquid–liquid microextraction for enantioselectively determining chiral mefentrifluconazole in cereal samples via ultra-high-performance liquid chromatography.  FOOD CHEMISTRY,      [PMID:35597037] [10.1016/j.foodchem.2022.133220]
5. Yabin Ma, Chao Luo, Changling Zhan, Keli Wang, Jiandong He, Peng Gao, Zhuye Bi, Yingzhuang Ma, Qing Zhao.  (2025)  Crystallization-activated moisture barrier for high-tolerance manufacturing of perovskite solar cells.  Science Advances,  11  (43):   [PMID:41134895] [10.1126/sciadv.ady5703]
6. Jian Ao, Lingjun Bu, Yangtao Wu, Jingyi Zhu, Shiqing Zhou.  (2026)  Chain-Length Engineered QACs-Perchlorate Co-Assembly: A Floc-Enhanced Ultrafiltration Strategy for Selective and Efficient Perchlorate Removal.  Fundamental Research,      [PMID:] [10.1016/j.fmre.2026.03.006]
Solution Calculators
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