Ammonium acetate - AR , CAS No.631-61-8

CAS: 631-61-8 Cat. No.: A112048 Formula: C2H7NO2 Molecular Weight: 77.08 Beilstein Registry Number: 4186741 EC Number: 211-162-9
AVAILABLE TO ORDER
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results.
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,Desiccated
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
25g
A112048-25g
—
In stock ≥10
€8.59
100g
A112048-100g
—
2 In stock
€10.33
250g
A112048-250g
—
1 In stock
€13.80
500g
A112048-500g
4 In stock
1 In stock
€16.40
6×500g
A112048-6×500g
Made to order · 8–12 wks
€86.69
12×500g
A112048-12×500g
Made to order · 8–12 wks
€126.60
Enter a quantity for the sizes you want to add.
🧪
Why this grade

AR AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,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.

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
AR
Storage
Room temperature,Desiccated
Shipped In
Normal
Grade
AR
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508811975
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.

98 results found

Lot NumberCertificate TypeDateItem
I2602268Certificate of AnalysisSep 09, 2026 A112048
I2602269Certificate of AnalysisSep 09, 2026 A112048
I2602270Certificate of AnalysisSep 09, 2026 A112048
I2602271Certificate of AnalysisSep 09, 2026 A112048
I2602284Certificate of AnalysisSep 09, 2026 A112048
H2617271Certificate of AnalysisAug 27, 2026 A112048
H2617269Certificate of AnalysisAug 26, 2026 A112048
H2617282Certificate of AnalysisAug 25, 2026 A112048
H2617262Certificate of AnalysisAug 25, 2026 A112048
F2624217Certificate of AnalysisJul 10, 2026 A112048
F2624229Certificate of AnalysisJul 10, 2026 A112048
F2624230Certificate of AnalysisJul 10, 2026 A112048
F2624213Certificate of AnalysisJul 09, 2026 A112048
C2609293Certificate of AnalysisMar 18, 2026 A112048
C2609245Certificate of AnalysisMar 18, 2026 A112048
C2609233Certificate of AnalysisMar 18, 2026 A112048
C2609244Certificate of AnalysisMar 18, 2026 A112048
A2612237Certificate of AnalysisJan 21, 2026 A112048
A2612239Certificate of AnalysisJan 21, 2026 A112048
A2612240Certificate of AnalysisJan 21, 2026 A112048
A2612242Certificate of AnalysisJan 21, 2026 A112048
A2612244Certificate of AnalysisJan 21, 2026 A112048
L2509154Certificate of AnalysisDec 11, 2025 A112048
L2509153Certificate of AnalysisDec 11, 2025 A112048
L2509150Certificate of AnalysisDec 11, 2025 A112048
L2509151Certificate of AnalysisDec 11, 2025 A112048
L2509152Certificate of AnalysisDec 11, 2025 A112048
L2501209Certificate of AnalysisDec 03, 2025 A112048
L2501214Certificate of AnalysisDec 03, 2025 A112048
L2501210Certificate of AnalysisDec 03, 2025 A112048
J2511562Certificate of AnalysisOct 15, 2025 A112048
J2511563Certificate of AnalysisOct 14, 2025 A112048
J2511564Certificate of AnalysisOct 14, 2025 A112048
J2511568Certificate of AnalysisOct 14, 2025 A112048
H2518233Certificate of AnalysisAug 23, 2025 A112048
H2518232Certificate of AnalysisAug 23, 2025 A112048
H2518231Certificate of AnalysisAug 23, 2025 A112048
H2518167Certificate of AnalysisAug 23, 2025 A112048
E2520294Certificate of AnalysisMay 27, 2025 A112048
E2520300Certificate of AnalysisMay 27, 2025 A112048
E2520303Certificate of AnalysisMay 27, 2025 A112048
E2520304Certificate of AnalysisMay 27, 2025 A112048
D2516472Certificate of AnalysisApr 27, 2025 A112048
C2527282Certificate of AnalysisApr 01, 2025 A112048
C2527280Certificate of AnalysisApr 01, 2025 A112048
C2527223Certificate of AnalysisApr 01, 2025 A112048
C2518064Certificate of AnalysisMar 27, 2025 A112048
B2512150Certificate of AnalysisFeb 20, 2025 A112048
B2512149Certificate of AnalysisFeb 20, 2025 A112048
B2512148Certificate of AnalysisFeb 20, 2025 A112048
B2512147Certificate of AnalysisFeb 20, 2025 A112048
B2512151Certificate of AnalysisFeb 19, 2025 A112048
J2422609Certificate of AnalysisNov 01, 2024 A112048
H2415091Certificate of AnalysisAug 26, 2024 A112048
H2415090Certificate of AnalysisAug 26, 2024 A112048
H2415089Certificate of AnalysisAug 26, 2024 A112048
H2415088Certificate of AnalysisAug 26, 2024 A112048
F2418291Certificate of AnalysisJun 25, 2024 A112048
F2418292Certificate of AnalysisJun 25, 2024 A112048
F2418290Certificate of AnalysisJun 25, 2024 A112048
F2418289Certificate of AnalysisJun 25, 2024 A112048
E2408128Certificate of AnalysisMay 13, 2024 A112048
E2408087Certificate of AnalysisMay 13, 2024 A112048
C2430029Certificate of AnalysisApr 12, 2024 A112048
C2430030Certificate of AnalysisApr 12, 2024 A112048
C2430031Certificate of AnalysisApr 12, 2024 A112048
C2430032Certificate of AnalysisApr 12, 2024 A112048
B2418037Certificate of AnalysisMar 04, 2024 A112048
B2418040Certificate of AnalysisMar 04, 2024 A112048
B2418038Certificate of AnalysisMar 04, 2024 A112048
A2416013Certificate of AnalysisJan 20, 2024 A112048
A2416012Certificate of AnalysisJan 19, 2024 A112048
A2416015Certificate of AnalysisJan 19, 2024 A112048
L2313025Certificate of AnalysisDec 15, 2023 A112048
J2314402Certificate of AnalysisOct 24, 2023 A112048
J2314400Certificate of AnalysisOct 24, 2023 A112048
J2314401Certificate of AnalysisOct 24, 2023 A112048
F2325185Certificate of AnalysisJun 28, 2023 A112048
F2325174Certificate of AnalysisJun 28, 2023 A112048
F2325189Certificate of AnalysisJun 27, 2023 A112048
C2322035Certificate of AnalysisMar 25, 2023 A112048
C2322030Certificate of AnalysisMar 25, 2023 A112048
C2322034Certificate of AnalysisMar 24, 2023 A112048
C2322029Certificate of AnalysisMar 24, 2023 A112048
B2302611Certificate of AnalysisFeb 16, 2023 A112048
I2221076Certificate of AnalysisOct 09, 2022 A112048
I2221061Certificate of AnalysisOct 09, 2022 A112048
I2221075Certificate of AnalysisOct 09, 2022 A112048
G2222009Certificate of AnalysisApr 04, 2022 A112048
C2219211Certificate of AnalysisApr 04, 2022 A112048
L2122162Certificate of AnalysisDec 24, 2021 A112048
G2222012Certificate of AnalysisDec 24, 2021 A112048
C2219138Certificate of AnalysisDec 24, 2021 A112048
C2219141Certificate of AnalysisDec 24, 2021 A112048
G2222010Certificate of AnalysisDec 24, 2021 A112048
G2222011Certificate of AnalysisDec 24, 2021 A112048
K2111407Certificate of AnalysisNov 15, 2021 A112048
B2226454Certificate of AnalysisNov 15, 2021 A112048
Chemical and Physical Properties
SensitivityMoisture 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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