Ammonium acetate - UltraPureChrom™, for LC-MS, ≥99% , CAS No.631-61-8

CAS: 631-61-8 Cat. No.: A112060 Formula: C2H7NO2 Molecular Weight: 77.08 Beilstein Registry Number: 4186741 EC Number: 211-162-9
AVAILABLE TO ORDER
GRADE & PURITY UltraPureChrom™ ? UltraPureChrom™ — Aladdin's ultra-pure line for chromatography and spectroscopy. Use as a premium solvent/reagent where the lowest impurity background is required. for LC-MS ? LC-MS grade — very low metal/ion and non-volatile residues to protect mass-spec signal. Use for LC-MS where ion suppression and background must be minimal. ≥99%
Synonyms
ammonia acetate salt | AMMONIUM ACETICUM [HPUS] | NH4OAc | DTXSID5023873 | E 264 | UNII-RRE756S6Q2 | CH3CO2NH4 | Acetic acid, ammonium salt (1:1) | E264 | E-264 | USFZMSVCRYTOJT-UHFFFAOYSA-N | AMMONIUM ACETATE | ammonium acetate- | EINECS 211-162-9 | AMMO
Storage
Room temperature,Argon charged,Desiccated
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
25g
A112060-25g
—
3 In stock
€142.22
100g
A112060-100g
—
3 In stock
€498.86
Enter a quantity for the sizes you want to add.
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Why this grade

UltraPureChrom™, for LC-MS, ≥99% for LC-MS,UltraPureChrom™ 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 735 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Ammonium acetate exists as a white crystal. It is prepared from acetic acid and ammonia by neutralization to pH 7.0. It is widely used in analytical chemistry, drugs and in textile dyeing.

Specifications

Synonyms
ammonia acetate salt | AMMONIUM ACETICUM [HPUS] | NH4OAc | DTXSID5023873 | E 264 | UNII-RRE756S6Q2 | CH3CO2NH4 | Acetic acid, ammonium salt (1:1) | E264 | E-264 | USFZMSVCRYTOJT-UHFFFAOYSA-N | AMMONIUM ACETATE | ammonium acetate- | EINECS 211-162-9 | AMMO
Specifications & Purity
UltraPureChrom™, for LC-MS, ≥99%
Storage
Room temperature,Argon charged,Desiccated
Shipped In
Normal
Grade
for LC-MS, UltraPureChrom™
Purity
≥99%
Names and Identifiers
Pubchem Sid
Canonical Smiles
CC(=O)[O-].[NH4+]
IUPAC Name
azanium;acetate
InChIKey
USFZMSVCRYTOJT-UHFFFAOYSA-N
INCHI
1S/C2H4O2.H3N/c1-2(3)4;/h1H3,(H,3,4);1H3
Isomeric SMILES
CC(=O)[O-].[NH4+]
WGK Germany
1
RTECS
AF3675000
Molecular Weight
77.08
Beilstein
4186741
Reaxy-Rn
10774525
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=10774525&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 acids and derivatives
ClassCarboxylic acids and derivatives
SubclassCarboxylic acids
Intermediate Tree Nodes Not available
Direct ParentCarboxylic acids
Alternative Parents Monocarboxylic acids and derivatives  Organic oxides  Organic nitrogen compounds  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Monocarboxylic acid or derivatives - Carboxylic acid - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as carboxylic acids. These are compounds containing a carboxylic acid group with the formula -C(=O)OH.
External Descriptors ammonium salt - 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.

15 results found

Lot NumberCertificate TypeDateItem
I2221154Certificate of AnalysisJul 03, 2026 A112060
G2222068Certificate of AnalysisMay 09, 2026 A112060
I2511219Certificate of AnalysisSep 19, 2025 A112060
G2614052Certificate of AnalysisSep 18, 2025 A112060
I2511218Certificate of AnalysisSep 18, 2025 A112060
B2526070Certificate of AnalysisFeb 28, 2025 A112060
B2526072Certificate of AnalysisFeb 28, 2025 A112060
C2413098Certificate of AnalysisMar 21, 2024 A112060
H2405032Certificate of AnalysisMar 21, 2024 A112060
B2418032Certificate of AnalysisMar 05, 2024 A112060
J2314405Certificate of AnalysisOct 25, 2023 A112060
C2219140Certificate of AnalysisMar 25, 2022 A112060
C2219213Certificate of AnalysisMar 25, 2022 A112060
G2222070Certificate of AnalysisMar 25, 2022 A112060
J2411630Certificate of AnalysisMar 25, 2022 A112060
Chemical and Physical Properties
SensitivityMiosture sensitive
Melt Point(°C)114°C
Molecular Weight77.080 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass77.0477 Da
Monoisotopic Mass77.0477 Da
Topological Polar Surface Area41.100 Ų
Heavy Atom Count5
Formal Charge0
Complexity25.500
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
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Citations of This Product
Solution Calculators
Reviews

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