Tris(hydroxymethyl)aminomethane acetate salt - ≥99% , CAS No.6850-28-8

CAS: 6850-28-8 Cat. No.: T113199 Molecular Weight: 181.19 Beilstein Registry Number: 3702918 EC Number: 229-939-6 PubChem CID: 16218782
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
1,3-PROPANEDIOL, 2-AMINO-2-(HYDROXYMETHYL)-, ACETATE | Tris acetate | AS-15233 | tris-(hydroxymethyl) aminomethane acetate | A051F48W36 | acetic acid;2-amino-2-(hydroxymethyl)propane-1,3-diol | Trizma acetate | W-104667 | 2-Amino-2-(hydroxymethyl)-1,3-pro
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
25g
T113199-25g
3

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100g
T113199-100g
2

$13.90

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500g
T113199-500g
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Why this grade

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

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Storage & shipping

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 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Trometamol acetate (Tromethamine acetate) is a biologically inert amino alcohol of low toxicity, which buffers carbon dioxide and acids in vitro and in vivo. Trometamol acetate is an effective amine compound for pH control in the physiological range.

Specifications

Synonyms
1, 3-PROPANEDIOL, 2-AMINO-2-(HYDROXYMETHYL)-, ACETATE | Tris acetate | AS-15233 | tris-(hydroxymethyl) aminomethane acetate | A051F48W36 | acetic acid;2-amino-2-(hydroxymethyl)propane-1, 3-diol | Trizma acetate | W-104667 | 2-Amino-2-(hydroxymethyl)-1, 3-pro
Specifications & Purity
≥99%
Storage
Room temperature
Shipped In
Normal
Purity
≥99%
Names and Identifiers
Canonical SmilesCC(=O)O.C(C(CO)(CO)N)O
IUPAC Nameacetic acid;2-amino-2-(hydroxymethyl)propane-1,3-diol
InChIKeyPIEPQKCYPFFYMG-UHFFFAOYSA-N
INCHI1S/C4H11NO3.C2H4O2/c5-4(1-6,2-7)3-8;1-2(3)4/h6-8H,1-3,5H2;1H3,(H,3,4)
Isomeric SMILES CC(=O)O.C(C(CO)(CO)N)O
WGK Germany 3
PubChem CID 16218782
Molecular Weight 181.19
Beilstein 3702918

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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic nitrogen compounds
ClassOrganonitrogen compounds
SubclassAmines
Intermediate Tree Nodes Alkanolamines
Direct Parent1,2-aminoalcohols
Alternative Parents Monocarboxylic acids and derivatives  Carboxylic acids  Primary alcohols  Organopnictogen compounds  Organic zwitterions  Organic salts  Organic oxides  Monoalkylamines  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkNot available
Substituents 1,2-aminoalcohol - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Organic oxygen compound - Organic salt - Organic zwitterion - Primary amine - Primary alcohol - Organooxygen compound - Hydrocarbon derivative - Primary aliphatic amine - Organic oxide - Organopnictogen compound - Carbonyl group - Alcohol - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 1,2-aminoalcohols. These are organic compounds containing an alkyl chain with an amine group bound to the C1 atom and an alcohol group bound to the C2 atom.
External Descriptors acetate salt
3D Structure
Interactive Chemical Structure Model





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.

21 results found

Lot NumberCertificate TypeDateItem
D2616367Certificate of AnalysisApr 29, 2026 T113199
D2616368Certificate of AnalysisApr 29, 2026 T113199
D2616369Certificate of AnalysisApr 29, 2026 T113199
D2616373Certificate of AnalysisApr 29, 2026 T113199
F2224353Certificate of AnalysisApr 02, 2026 T113199
J2111350Certificate of AnalysisJul 15, 2025 T113199
J2111348Certificate of AnalysisJul 15, 2025 T113199
E2126186Certificate of AnalysisMar 04, 2025 T113199
A2403323Certificate of AnalysisDec 12, 2023 T113199
A2403324Certificate of AnalysisDec 12, 2023 T113199
A2403322Certificate of AnalysisDec 12, 2023 T113199
C2324564Certificate of AnalysisSep 23, 2022 T113199
J2231024Certificate of AnalysisSep 23, 2022 T113199
J2231025Certificate of AnalysisSep 23, 2022 T113199
J2231026Certificate of AnalysisSep 23, 2022 T113199
J2231027Certificate of AnalysisSep 23, 2022 T113199
F2224354Certificate of AnalysisJun 04, 2022 T113199
F2224356Certificate of AnalysisJun 04, 2022 T113199
G2203015Certificate of AnalysisJun 04, 2022 T113199
G2203016Certificate of AnalysisJun 04, 2022 T113199
B2216206Certificate of AnalysisFeb 24, 2022 T113199

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Chemical and Physical Properties
SolubilitySoluble in water
Melt Point(°C)123°C
Molecular Weight181.190 g/mol
XLogP3
Hydrogen Bond Donor Count5
Hydrogen Bond Acceptor Count6
Rotatable Bond Count3
Exact Mass181.095 Da
Monoisotopic Mass181.095 Da
Topological Polar Surface Area124.000 Ų
Heavy Atom Count12
Formal Charge0
Complexity85.100
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. Yingxue Li, Tingrui Zhang, Gang Bai, Mengchun Chen, Xiaodong Lei, Li Ye, Hua Yu, Zhichao Fan, Tao Yu.  (2024)  A target-triggered colorimetric sensor for ultrasensitive detection of miRNAs based on self-powered three-dimensional DNA walker.  INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES,      [PMID:39265909] [10.1016/j.ijbiomac.2024.135370]
2. Jiangxiong Zhu, Hao Yin, Yang Wang, Lumei Wang, Xueqing Geng, Yun Deng.  (2024)  Conformational change-based fluorometric aptasensor for sensitive cadmium(II) detection in fruits and vegetables.  Analytical Methods,      [PMID:39143932] [10.1039/D4AY01333F]
3. Yuhan He, Haien Fan, Jianxiu Wang, Hailin Tang, Xinyao Yi.  (2026)  Construction of ratiometric nano-converter based on DNA-templated silver nanocluster for piRNA sensing.  SENSORS AND ACTUATORS B-CHEMICAL,      [PMID:] [10.1016/j.snb.2026.139470]
Solution Calculators
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