Dodecyltrimethylammonium bromide(DTAB) - ≥99% , CAS No.1119-94-4

CAS: 1119-94-4 Cat. No.: D105301 Formula: C15H34BrN Molecular Weight: 308.34 Beilstein Registry Number: 3597463 EC Number: 214-290-3
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
DTAB | LTAB | Dodecyltrimethylammonium bromide | Dodecyl-Trimethyl-Ammonium Bromide | ammonium, dodecyltrimethyl-,bromide | D1468 | DTAB | Lauryltrimethylammonium bromide;DDTMA | Q27225722 | dodecyl(trimethyl)azanium;bromide | DTXSID5044366 | Laurtrimoniu
Storage
Room temperature,Argon charged,Desiccated
Shipped In
Normal
★
Size
USA
Germany (EU)*
Price
Qty
10g
D105301-10g
5 In stock
—
$9.90
25g
D105301-25g
9 In stock
—
$15.90
50g
D105301-50g
3 In stock
—
$25.90
100g
D105301-100g
In stock ≥10
—
$39.90
250g
D105301-250g
1 In stock
—
$79.90
500g
D105301-500g
3 In stock
—
$149.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged,Desiccated 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 177 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Dodecyltrimethylammonium bromide is a useful biochemical for proteomics research.
A useful biochemical for proteomics research

Specifications

Synonyms
DTAB | LTAB | Dodecyltrimethylammonium bromide | Dodecyl-Trimethyl-Ammonium Bromide | ammonium, dodecyltrimethyl-,bromide | D1468 | DTAB | Lauryltrimethylammonium bromide;DDTMA | Q27225722 | dodecyl(trimethyl)azanium;bromide | DTXSID5044366 | Laurtrimoniu
Specifications & Purity
≥99%
Storage
Room temperature,Argon charged,Desiccated
Shipped In
Normal
Purity
≥99%
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488181955
Canonical Smiles
CCCCCCCCCCCC[N+](C)(C)C.[Br-]
IUPAC Name
dodecyl(trimethyl)azanium;bromide
InChIKey
XJWSAJYUBXQQDR-UHFFFAOYSA-M
INCHI
1S/C15H34N.BrH/c1-5-6-7-8-9-10-11-12-13-14-15-16(2,3)4;/h5-15H2,1-4H3;1H/q+1;/p-1
Isomeric SMILES
CCCCCCCCCCCC[N+](C)(C)C.[Br-]
WGK Germany
3
RTECS
BQ3195000
Molecular Weight
308.34
Beilstein
3597463
Reaxy-Rn
3597463
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3597463&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





Associated Targets(Human)
DNM1 Tbio Dynamin-1 (215 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Pseudomonas aeruginosa (123386 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Staphylococcus aureus (210822 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Escherichia coli (133304 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Enterococcus faecalis (29875 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
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.

60 results found

Lot NumberCertificate TypeDateItem
A2310083Certificate of AnalysisJul 06, 2026 D105301
A2310084Certificate of AnalysisJul 06, 2026 D105301
A2310100Certificate of AnalysisJul 06, 2026 D105301
A2310104Certificate of AnalysisJul 06, 2026 D105301
A2615285Certificate of AnalysisOct 30, 2025 D105301
A2615284Certificate of AnalysisOct 30, 2025 D105301
A2615266Certificate of AnalysisOct 30, 2025 D105301
A2615265Certificate of AnalysisOct 30, 2025 D105301
A2615264Certificate of AnalysisOct 30, 2025 D105301
A2615263Certificate of AnalysisOct 30, 2025 D105301
A2615262Certificate of AnalysisOct 30, 2025 D105301
K2507186Certificate of AnalysisOct 30, 2025 D105301
K2507187Certificate of AnalysisOct 30, 2025 D105301
K2507188Certificate of AnalysisOct 30, 2025 D105301
K2507193Certificate of AnalysisOct 30, 2025 D105301
C2525505Certificate of AnalysisMar 13, 2025 D105301
C2525503Certificate of AnalysisMar 13, 2025 D105301
C2525507Certificate of AnalysisMar 13, 2025 D105301
C2525530Certificate of AnalysisMar 13, 2025 D105301
C2525548Certificate of AnalysisMar 13, 2025 D105301
C2525549Certificate of AnalysisMar 13, 2025 D105301
C2525466Certificate of AnalysisMar 13, 2025 D105301
I2410108Certificate of AnalysisAug 23, 2024 D105301
I2410285Certificate of AnalysisAug 23, 2024 D105301
I2410125Certificate of AnalysisAug 23, 2024 D105301
I2410124Certificate of AnalysisAug 23, 2024 D105301
I2410117Certificate of AnalysisAug 23, 2024 D105301
I2410112Certificate of AnalysisAug 23, 2024 D105301
J2528555Certificate of AnalysisJul 23, 2024 D105301
J2528556Certificate of AnalysisJul 23, 2024 D105301
E2528438Certificate of AnalysisJul 19, 2024 D105301
E2528434Certificate of AnalysisJul 19, 2024 D105301
J2520503Certificate of AnalysisJul 18, 2024 D105301
E2431129Certificate of AnalysisMar 22, 2024 D105301
E2431131Certificate of AnalysisMar 22, 2024 D105301
A2203426Certificate of AnalysisOct 11, 2023 D105301
A2203423Certificate of AnalysisOct 11, 2023 D105301
A2203428Certificate of AnalysisOct 11, 2023 D105301
L2321187Certificate of AnalysisAug 11, 2023 D105301
H2325541Certificate of AnalysisAug 11, 2023 D105301
H2325540Certificate of AnalysisAug 11, 2023 D105301
H2325538Certificate of AnalysisAug 11, 2023 D105301
G2418061Certificate of AnalysisAug 11, 2023 D105301
H2325537Certificate of AnalysisAug 11, 2023 D105301
F2103105Certificate of AnalysisMar 10, 2023 D105301
F2103103Certificate of AnalysisMar 10, 2023 D105301
F2103102Certificate of AnalysisMar 09, 2023 D105301
A2310091Certificate of AnalysisDec 10, 2022 D105301
A2310098Certificate of AnalysisDec 10, 2022 D105301
A2310099Certificate of AnalysisDec 10, 2022 D105301
A2310101Certificate of AnalysisDec 10, 2022 D105301
A2310146Certificate of AnalysisDec 10, 2022 D105301
A2310152Certificate of AnalysisDec 10, 2022 D105301
A2310156Certificate of AnalysisDec 10, 2022 D105301
K2222424Certificate of AnalysisNov 26, 2022 D105301
E2231409Certificate of AnalysisMar 15, 2022 D105301
E2231433Certificate of AnalysisMar 15, 2022 D105301
E2231469Certificate of AnalysisMar 15, 2022 D105301
E2231472Certificate of AnalysisMar 15, 2022 D105301
E2231473Certificate of AnalysisMar 15, 2022 D105301
Chemical and Physical Properties
SolubilitySoluble in water; Soluble in Methanol
SensitivityHygroscopic;Moisture sensitive
Melt Point(°C)246°C
Molecular Weight308.340 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count11
Exact Mass307.187 Da
Monoisotopic Mass307.187 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count17
Formal Charge0
Complexity135.000
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
Documents & Articles
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

What is the purity of this product?
This product is supplied at ≥99% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at room temperature under argon. It is supplied under an argon blanket; reseal under inert gas after each use.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 1119-94-4, the molecular formula is C15H34BrN, and the molecular weight is 308.34 g/mol. InChIKey XJWSAJYUBXQQDR-UHFFFAOYSA-M.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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