4-Methyl-2-pentanone Oxime - ≥98%(GC) , CAS No.105-44-2

CAS: 105-44-2 Cat. No.: M302141 Molecular Weight: 115.18 Beilstein Registry Number: 1(4)3307 EC Number: 203-298-2
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(GC)
Synonyms
DTXSID6044771 | D91365 | M0642 | NCGC00248332-01 | AKOS017263161 | 4-Methyl-2-pentanone oxime | (2E)-4-Methyl-2-pentanone oxime # | FT-0619017 | (E)-4-methylpentan-2-one oxime | 2-Methyl-4-pentanone oxime | Isobutyl Methyl Ketoxime | Isopropylacetone Oxim
Storage
Room temperature,Desiccated
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5ml
M302141-5ml
3

$35.90

$43.90
Save $8.00 (18.22%)
25ml
M302141-25ml
1

$120.90

$146.90
Save $26.00 (17.70%)
100ml
M302141-100ml
1

$391.90

$466.90
Save $75.00 (16.06%)
500ml
M302141-500ml
2

$1,527.90

$1,799.90
Save $272.00 (15.11%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98%(GC) 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
DTXSID6044771 | D91365 | M0642 | NCGC00248332-01 | AKOS017263161 | 4-Methyl-2-pentanone oxime | (2E)-4-Methyl-2-pentanone oxime # | FT-0619017 | (E)-4-methylpentan-2-one oxime | 2-Methyl-4-pentanone oxime | Isobutyl Methyl Ketoxime | Isopropylacetone Oxim
Specifications & Purity
≥98%(GC)
Storage
Room temperature, Desiccated
Shipped In
Normal
Purity
≥98%(GC)
Names and Identifiers
Pubchem Sid488180555
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488180555
Canonical SmilesCC(C)CC(=NO)C
IUPAC NameN-(4-methylpentan-2-ylidene)hydroxylamine
InChIKeyZKALVNREMFLWAN-UHFFFAOYSA-N
INCHI1S/C6H13NO/c1-5(2)4-6(3)7-8/h5,8H,4H2,1-3H3
Isomeric SMILES CC(C)CC(=NO)C
RTECS SA9450000
Molecular Weight 115.18
Beilstein 1(4)3307
Reaxy-Rn 1741644
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1741644&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 nitrogen compounds
ClassOrganonitrogen compounds
SubclassOximes
Intermediate Tree Nodes Not available
Direct ParentKetoximes
Alternative Parents Organopnictogen compounds  Organic oxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Ketoxime - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as ketoximes. These are organic compounds with the general formula RC(R')=NOH (R,R' = organyl).
External Descriptors Not available
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.

7 results found

Lot NumberCertificate TypeDateItem
H2305072Certificate of AnalysisMay 18, 2026 M302141
H2305078Certificate of AnalysisMay 18, 2026 M302141
H2305079Certificate of AnalysisMay 18, 2026 M302141
H2305082Certificate of AnalysisMay 18, 2026 M302141
H2305088Certificate of AnalysisMay 18, 2026 M302141
H2305089Certificate of AnalysisMay 18, 2026 M302141
H2305097Certificate of AnalysisMay 18, 2026 M302141
Chemical and Physical Properties
Refractive Index1.45
Flash Point(°C)78°C(lit.)
Boil Point(°C)70 °C/8 mmHg
Molecular Weight115.170 g/mol
XLogP31.500
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass115.1 Da
Monoisotopic Mass115.1 Da
Topological Polar Surface Area32.600 Ų
Heavy Atom Count8
Formal Charge0
Complexity86.500
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count1
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Solution Calculators
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