Molybdenum trioxide - ≥99.9% metals basis, ≤10um , CAS No.1313-27-5

CAS: 1313-27-5 Cat. No.: M141397 Formula: MoO3 Molecular Weight: 143.94 EC Number: 215-204-7
AVAILABLE TO ORDER
GRADE & PURITY ≥99.9% metals basis ≤10um
Synonyms
CAS-1313-27-5 | Mo-1202T | Molybdenum anhydride | Molybdenum Oxide Powder, 99.5% Nano | MOLYBDENUM TRIOXIDE | MOLYBDENUM TRIOXIDE [IARC] | Molybdenum(VI) oxide, p.a., ACS reagent, 99.5% | Nano Molybdenum Oxide Powder | Molybdic oxide | Few Layers Mlybdenu
Storage
Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
25g
M141397-25g
—
3 In stock

€25.95

€30.28
Save €4.34 (14.33%)
100g
M141397-100g
—
3 In stock
€86.69
500g
M141397-500g
Made to order · 8–12 wks
€303.62
Enter a quantity for the sizes you want to add.
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Why this grade

≥99.9% metals basis, ≤10um 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 450 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
CAS-1313-27-5 | Mo-1202T | Molybdenum anhydride | Molybdenum Oxide Powder, 99.5% Nano | MOLYBDENUM TRIOXIDE | MOLYBDENUM TRIOXIDE [IARC] | Molybdenum(VI) oxide, p.a., ACS reagent, 99.5% | Nano Molybdenum Oxide Powder | Molybdic oxide | Few Layers Mlybdenu
Specifications & Purity
≥99.9% metals basis, ≤10um
Storage
Room temperature
Shipped In
Normal
Purity
≥99.9% metals basis
Names and Identifiers
Canonical Smiles
O=[Mo](=O)=O
IUPAC Name
trioxomolybdenum
InChIKey
JKQOBWVOAYFWKG-UHFFFAOYSA-N
INCHI
1S/Mo.3O
Isomeric SMILES
O=[Mo](=O)=O
UN Number
3288
Packing Group
I
Molecular Weight
143.94
Reaxy-Rn
3902809
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3902809&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

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassTransition metal organides
SubclassTransition metal oxides
Intermediate Tree Nodes Not available
Direct ParentTransition metal oxides
Alternative Parents Inorganic salts  Inorganic oxides  
Molecular FrameworkNot available
Substituents Transition metal oxide - Inorganic oxide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as transition metal oxides. These are inorganic compounds containing an oxygen atom of an oxidation state of -2, in which the heaviest atom bonded to the oxygen is a transition metal.
External Descriptors molybdenum oxide
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.

22 results found

Lot NumberCertificate TypeDateItem
H2625617Certificate of AnalysisAug 11, 2026 M141397
H2625618Certificate of AnalysisAug 11, 2026 M141397
H2625619Certificate of AnalysisAug 11, 2026 M141397
D2615377Certificate of AnalysisMar 06, 2026 M141397
D2615380Certificate of AnalysisMar 06, 2026 M141397
D2615381Certificate of AnalysisMar 06, 2026 M141397
J2530640Certificate of AnalysisOct 21, 2025 M141397
J2530639Certificate of AnalysisOct 21, 2025 M141397
J2530638Certificate of AnalysisOct 21, 2025 M141397
L2115695Certificate of AnalysisSep 17, 2025 M141397
K2411579Certificate of AnalysisNov 16, 2024 M141397
K2411578Certificate of AnalysisNov 16, 2024 M141397
L2413557Certificate of AnalysisNov 14, 2024 M141397
L2413556Certificate of AnalysisNov 14, 2024 M141397
G2525050Certificate of AnalysisNov 14, 2024 M141397
G2227413Certificate of AnalysisJul 01, 2022 M141397
G2227412Certificate of AnalysisJul 01, 2022 M141397
G2227411Certificate of AnalysisJul 01, 2022 M141397
E2430071Certificate of AnalysisJul 01, 2022 M141397
C2202056Certificate of AnalysisDec 06, 2021 M141397
C2202055Certificate of AnalysisDec 06, 2021 M141397
F2129323Certificate of AnalysisJun 16, 2021 M141397
Chemical and Physical Properties
SensitivityMoisture sensitive
x_boil_point_char1155℃
x_melt_point_char795℃
Molecular Weight143.950 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass145.89 Da
Monoisotopic Mass145.89 Da
Topological Polar Surface Area51.200 Ų
Heavy Atom Count4
Formal Charge0
Complexity61.800
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
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