Acetyl chloride - ≥99%, colorless , CAS No.75-36-5

CAS: 75-36-5 Cat. No.: A108664 Formula: C2H3ClO Molecular Weight: 78.5 EC Number: 200-865-6
AVAILABLE TO ORDER
GRADE & PURITY ≥99% colorless
Synonyms
Acetic acid chloride | Acetic chloride
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice,FedEx DG Service
★
Size
Germany (EU)
USA*
Price
Qty
100ml
A108664-100ml
—
9 In stock
€13.80
500ml
A108664-500ml
—
In stock ≥10
€38.09
Enter a quantity for the sizes you want to add.
🧪
Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice,FedEx DG Service 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 48 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Acetyl chloride (acyl chloride) is an acetylation reagent used in esterification and Friedel-Crafts acylation reactions.

Application:
Acetyl chloride can be used as:
· A degradation agent in the degradation of polyoxyethylene glycol monoalkyl ethers to determine the degree of ethoxylation using chromatography-mass spectrometry (MS).
· A reagent with alcohols for the esterification of carboxylic acids, N-boc deprotection, and phosphoramide solvolysis reactions.

Specifications

Synonyms
Acetic acid chloride | Acetic chloride
Specifications & Purity
≥99%, colorless
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice,FedEx DG Service
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥99%
Names and Identifiers
Pubchem Sid
Canonical Smiles
CC(=O)Cl
IUPAC Name
acetyl chloride
InChIKey
WETWJCDKMRHUPV-UHFFFAOYSA-N
INCHI
1S/C2H3ClO/c1-2(3)4/h1H3
Isomeric SMILES
CC(=O)Cl
UN Number
1717
Packing Group
II
Molecular Weight
78.5
Reaxy-Rn
605303
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=605303&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
SuperclassOrganohalogen compounds
ClassAcyl halides
SubclassAcyl chlorides
Intermediate Tree Nodes Not available
Direct ParentAcyl chlorides
Alternative Parents Organochlorides  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Acyl chloride - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organochloride - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as acyl chlorides. These are organic compounds containing the functional group -CO-Cl.
External Descriptors acyl chloride
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.

74 results found

Lot NumberCertificate TypeDateItem
I2522109Certificate of AnalysisSep 22, 2026 A108664
I2620875Certificate of AnalysisSep 09, 2026 A108664
I2620835Certificate of AnalysisSep 09, 2026 A108664
F2616506Certificate of AnalysisSep 07, 2026 A108664
F2616509Certificate of AnalysisSep 07, 2026 A108664
A2622170Certificate of AnalysisSep 07, 2026 A108664
A2622188Certificate of AnalysisSep 07, 2026 A108664
H2521199Certificate of AnalysisSep 01, 2026 A108664
A2417076Certificate of AnalysisSep 01, 2026 A108664
L2501148Certificate of AnalysisAug 11, 2026 A108664
L2501145Certificate of AnalysisAug 11, 2026 A108664
D2624503Certificate of AnalysisJul 30, 2026 A108664
J2530172Certificate of AnalysisJul 30, 2026 A108664
J2530198Certificate of AnalysisJul 30, 2026 A108664
G2627348Certificate of AnalysisJul 10, 2026 A108664
G2627347Certificate of AnalysisJul 10, 2026 A108664
G2627346Certificate of AnalysisJul 10, 2026 A108664
D2624504Certificate of AnalysisApr 09, 2026 A108664
D2624505Certificate of AnalysisApr 09, 2026 A108664
A2622171Certificate of AnalysisJan 13, 2026 A108664
L2501146Certificate of AnalysisNov 21, 2025 A108664
J2530195Certificate of AnalysisOct 22, 2025 A108664
I2522110Certificate of AnalysisSep 15, 2025 A108664
I2522111Certificate of AnalysisSep 15, 2025 A108664
H2521208Certificate of AnalysisAug 13, 2025 A108664
H2521198Certificate of AnalysisAug 13, 2025 A108664
D2524046Certificate of AnalysisAug 11, 2025 A108664
C2514174Certificate of AnalysisMar 24, 2025 A108664
C2531244Certificate of AnalysisMar 21, 2025 A108664
C2531294Certificate of AnalysisMar 21, 2025 A108664
C2531245Certificate of AnalysisMar 21, 2025 A108664
B2527193Certificate of AnalysisNov 23, 2024 A108664
B2527203Certificate of AnalysisNov 23, 2024 A108664
L2404142Certificate of AnalysisNov 23, 2024 A108664
L2404198Certificate of AnalysisNov 23, 2024 A108664
L2404199Certificate of AnalysisNov 23, 2024 A108664
K2406211Certificate of AnalysisOct 23, 2024 A108664
K2406212Certificate of AnalysisOct 23, 2024 A108664
K2406213Certificate of AnalysisOct 23, 2024 A108664
H2427081Certificate of AnalysisAug 20, 2024 A108664
H2427082Certificate of AnalysisAug 20, 2024 A108664
H2427083Certificate of AnalysisAug 20, 2024 A108664
G2429069Certificate of AnalysisMay 13, 2024 A108664
E2423150Certificate of AnalysisMay 13, 2024 A108664
E2423149Certificate of AnalysisMay 13, 2024 A108664
E2423148Certificate of AnalysisMay 13, 2024 A108664
A2417078Certificate of AnalysisJan 09, 2024 A108664
A2417077Certificate of AnalysisJan 09, 2024 A108664
J2330089Certificate of AnalysisOct 16, 2023 A108664
J2330096Certificate of AnalysisOct 16, 2023 A108664
J2330097Certificate of AnalysisOct 16, 2023 A108664
G2311145Certificate of AnalysisJul 04, 2023 A108664
G2311148Certificate of AnalysisJul 04, 2023 A108664
G2311147Certificate of AnalysisJul 04, 2023 A108664
B2322670Certificate of AnalysisFeb 07, 2023 A108664
B2322669Certificate of AnalysisFeb 07, 2023 A108664
K2119070Certificate of AnalysisNov 14, 2022 A108664
K2217091Certificate of AnalysisNov 01, 2022 A108664
K2217085Certificate of AnalysisNov 01, 2022 A108664
K2217084Certificate of AnalysisNov 01, 2022 A108664
G2216066Certificate of AnalysisOct 15, 2022 A108664
I2223489Certificate of AnalysisSep 09, 2022 A108664
I2223491Certificate of AnalysisSep 09, 2022 A108664
G2216073Certificate of AnalysisJul 22, 2022 A108664
F2222324Certificate of AnalysisJun 10, 2022 A108664
F2222312Certificate of AnalysisJun 10, 2022 A108664
F2222309Certificate of AnalysisJun 10, 2022 A108664
L2123334Certificate of AnalysisApr 26, 2022 A108664
D2219050Certificate of AnalysisMar 12, 2022 A108664
D2220007Certificate of AnalysisMar 12, 2022 A108664
D2219061Certificate of AnalysisMar 12, 2022 A108664
J2114449Certificate of AnalysisFeb 15, 2022 A108664
B2225494Certificate of AnalysisDec 10, 2021 A108664
C2211216Certificate of AnalysisDec 10, 2021 A108664
Chemical and Physical Properties
SensitivityHeat and Moisture Sensitive
x_refractive_index1.39
x_flash_point_drop_centigrade(closed cup)4.4°C
x_boil_point_char52°C
x_melt_point_char-112°C
Molecular Weight78.500 g/mol
XLogP30.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass77.9872 Da
Monoisotopic Mass77.9872 Da
Topological Polar Surface Area17.100 Ų
Heavy Atom Count4
Formal Charge0
Complexity33.000
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 Count1
FAQs and Articles
Friedel–Crafts Acylation
Functional group protection and deprotection in oligonucleotide synthesis
What is Friedel Craft reaction with example?
What are the advantages of Friedel Crafts acylation?
Is Friedel-Crafts alkylation reversible?
How is a Lewis acid used in Friedel Crafts acylation?
What is alkylation of benzene?
Why does nitrobenzene not undergo the Friedel-Crafts acylation reaction?
What are the limitations of Foucault alkylation reaction?
What are the limitations of the Foucault acylation reaction?
Reconsidering N-Acyl Amino Protecting Groups: Deprotection Differences, Strategic Roles, and Experimental Selection of Ac, Bz, and Tfa
DMAP Is More Than Just an Organic Base: Experimental Judgment from Nucleophilic Acyl Transfer to Esterification and Macrolactonization
How to Troubleshoot Abnormal Impurities in Peptide Synthesis? Locating Process Issues Through Amino-Related Side Reactions
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

Related Products

(Pentafluorophenoxy)acetyl chloride , CAS No.55502-53-9
Acetoxyacetyl chloride - ≥97% , CAS No.13831-31-7
Acetyl chloride - AR, ≥98% , CAS No.75-36-5
Acetyl chloride-d₃ - ≥98 atom% D3 , CAS No.19259-90-6
Bromoacetyl Chloride - ≥95% , CAS No.22118-09-8
Benzyloxyacetyl chloride - ≥95% , CAS No.19810-31-2
Bromoacetyl Chloride - ≥85%(GC) , CAS No.22118-09-8
Phenyl acetyl chloride - ≥98% , CAS No.103-80-0
Acetyl chloride - 1M in Dichloromethane , CAS No.75-36-5
Methoxyacetyl chloride - ≥97% , CAS No.38870-89-2
Dichloroacetyl chloride - ≥98% , CAS No.79-36-7
Diphenylacetyl Chloride - ≥98% , CAS No.1871-76-7
Phenoxyacetyl Chloride - ≥98%(GC) , CAS No.701-99-5
(R)-(-)-α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride - for GC derivatization , CAS No.39637-99-5
2-Chlorophenylacetyl Chloride - ≥98%(GC) , CAS No.51512-09-5
4,4'-Biphenyldicarbonyl Chloride - ≥97%(T) , CAS No.2351-37-3
α-Chlorophenylacetyl chloride - ≥90% , CAS No.2912-62-1
2,2,2-Trifluoro-N-phenylacetimidoyl Chloride - ≥98%(GC) , CAS No.61881-19-4
(Phenylthio)acetyl chloride - ≥95% , CAS No.7031-27-8
2-Ethoxyacetyl chloride - ≥97% , CAS No.14077-58-8
2-(Dimethylamino)acetyl chloride hydrochloride - ≥85% , CAS No.60853-81-8
(R)-(-)-α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride - ≥99% , CAS No.39637-99-5
(S)-(+)-α-Methoxy-α-trifluoromethylphenylacetyl chloride - ≥98%(GC) , CAS No.20445-33-4
4-Chlorophenylacetyl Chloride - ≥98% , CAS No.25026-34-0
(3,4-Dimethoxyphenyl)acetyl chloride - ≥97% , CAS No.10313-60-7
(4-Methylphenoxy)acetyl chloride , CAS No.15516-47-9
1-Naphthylacetyl chloride - ≥95% , CAS No.5121-00-6
2,5-Dimethylphenylacetyl Chloride - ≥97%(GC)(T) , CAS No.55312-97-5
2-(2-Naphthyl)acetyl chloride - ≥95% , CAS No.37859-25-9
2-Thiopheneacetyl chloride - ≥98% , CAS No.39098-97-0
4-Methoxyphenylacetyl chloride - ≥98% , CAS No.4693-91-8
2,2'-Oxydiacetyl Chloride - ≥97%(GC)(T) , CAS No.21062-20-4
(-)-Menthoxyacetyl Chloride - ≥98%(GC) , CAS No.15356-62-4
2-Nitrophenoxyacetyl Chloride - ≥95% , CAS No.20142-87-4
4-Benzyloxyphenylacetyl Chloride - ≥96% , CAS No.39188-62-0
4-Chlorophenoxyacetyl Chloride - ≥98%(T) , CAS No.4122-68-3
4-Pyridylmercapto acetyl chloride hydrochloride - ≥98% , CAS No.27230-51-9
4-tert-Butylphenoxyacetyl chloride - ≥98% , CAS No.90734-55-7
Bromodifluoroacetyl chloride - ≥98% , CAS No.3832-48-2
p-Tolyl-acetyl chloride - Reagent grade
naphthalen-2-yl-acetyl chloride - Reagent grade
2-(1-naphthyl)ethanoyl chloride - Reagent grade
α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride - ≥99% , CAS No.64312-89-6
3-Methoxyphenylacetyl chloride - ≥98% , CAS No.6834-42-0
4-Fluorophenylacetyl chloride - ≥97% , CAS No.459-04-1
dimethylaminoacetyl chloride hydrochloride - Reagent grade
Diphenylacetyl Chloride - ≥96% , CAS No.1871-76-7
3,4-difluorophenylacetyl chloride - Reagent grade
2-(2-Methoxyethoxy)acetyl chloride - ≥95% , CAS No.16024-55-8
2-(4-Bromophenyl)acetyl chloride - ≥97% , CAS No.37859-24-8
Acetyl chloride-1-¹³C - ≥99 atom% 13C , CAS No.1520-57-6
Acetyl chloride-¹³C₂ - ≥99 atom% 13C , CAS No.89186-79-8
Acetyl chloride-1-¹³C,d₃ - ≥99 atom% 13C,≥98 atom% D , CAS No.285977-81-3
3-Bromophenylacetyl chloride - ≥97% , CAS No.98288-51-8
3,5-bis(trifluoromethyl)phenylacetyl chloride - Reagent grade
Cyclopentylacetyl chloride - Reagent grade
2-Chloro-2,2-diphenylacetyl chloride - ≥97% , CAS No.2902-98-9

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.