Cyclobutanecarboxylic Acid - ≥98% , CAS No.3721-95-7

CAS: 3721-95-7 Cat. No.: C120879 Formula: C5H8O2 Molecular Weight: 100.12 Beilstein Registry Number: 1816777 EC Number: 223-072-7
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Tox21_113791 | GS-3206 | CYCLOBUTANECARBOXYLICACID | NCGC00253667-01 | AM62800 | AC-27351 | SR-01000945129-1 | W-106559 | DTXSID3057725 | InChI=1/C5H8O2/c6-5(7)4-2-1-3-4/h4H,1-3H2,(H,6,7 | Cyclobutanecarboxylic acid, 98% | Cyclobutanecarboxylic Acid; Cycl
Storage
Room temperature
Shipped In
Normal
★
Size
USA
Germany (EU)*
Price
Qty
5g
C120879-5g
Made to order · 8–12 wks

$9.90

$13.90
Save $4.00 (28.78%)
10g
C120879-10g
2 In stock
—

$17.90

$24.90
Save $7.00 (28.11%)
25g
C120879-25g
2 In stock
—
$43.90
100g
C120879-100g
2 In stock
—
$133.90
500g
C120879-500g
1 In stock
1 In stock
$602.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

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

Overview

Colorless liquid, used in organic synthesis.

Specifications

Synonyms
Tox21_113791 | GS-3206 | CYCLOBUTANECARBOXYLICACID | NCGC00253667-01 | AM62800 | AC-27351 | SR-01000945129-1 | W-106559 | DTXSID3057725 | InChI=1/C5H8O2/c6-5(7)4-2-1-3-4/h4H,1-3H2,(H,6,7 | Cyclobutanecarboxylic acid, 98% | Cyclobutanecarboxylic Acid; Cycl
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid508814696
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/508814696
Canonical SmilesC1CC(C1)C(=O)O
IUPAC Namecyclobutanecarboxylic acid
InChIKeyTXWOGHSRPAYOML-UHFFFAOYSA-N
INCHI1S/C5H8O2/c6-5(7)4-2-1-3-4/h4H,1-3H2,(H,6,7)
Isomeric SMILES C1CC(C1)C(=O)O
WGK Germany 3
RTECS GU1335000
Molecular Weight 100.12
Beilstein 1816777
Reaxy-Rn 1816777
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1816777&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  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic homomonocyclic compounds
Substituents Monocarboxylic acid or derivatives - Carboxylic acid - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic homomonocyclic 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 Not available
3D Structure
Interactive Chemical Structure Model





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.

9 results found

Lot NumberCertificate TypeDateItem
G1804075Certificate of AnalysisFeb 05, 2026 C120879
L2114164Certificate of AnalysisSep 17, 2025 C120879
L2114171Certificate of AnalysisSep 17, 2025 C120879
L2114173Certificate of AnalysisSep 17, 2025 C120879
C1801018Certificate of AnalysisSep 16, 2025 C120879
G2310645Certificate of AnalysisJun 17, 2023 C120879
G2310647Certificate of AnalysisJun 17, 2023 C120879
G2310648Certificate of AnalysisJun 17, 2023 C120879
G2310655Certificate of AnalysisJun 17, 2023 C120879
Chemical and Physical Properties
SolubilitySlightly soluble in water
Refractive Index1.444
Flash Point(°F)181.4 °F
Flash Point(°C)83 °C
Boil Point(°C)195°C
Melt Point(°C)-7.5°C
Molecular Weight100.120 g/mol
XLogP30.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass100.052 Da
Monoisotopic Mass100.052 Da
Topological Polar Surface Area37.300 Ų
Heavy Atom Count7
Formal Charge0
Complexity84.100
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 Count1
Documents & Articles
Solution Calculators
Reviews

Customer Reviews

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