Molybdic acid - AR, ≥85% MoO3 basis, contains a large amount of ammonium molybdate , CAS No.7782-91-4

CAS: 7782-91-4 Cat. No.: M104570 Formula: H2MoO4 Molecular Weight: 161.95 EC Number: 231-970-5
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. ≥85% MoO3 basis contains a large amount of ammonium molybdate
Synonyms
EC 248-517-2 | EINECS 248-517-2 | Triad gel | MOLYBDIC(VI) ACID [MI] | UNII-I96N991J1N | diethylpyridine-2,4-dicarboxylate | MOLYBDENUM HYDROXIDE OXIDE (MO(OH)2O2) | Molybdic(VI) acid (H2MoO4) | EINECS 231-970-5 | Molybdate (MoO42-), dihydrogen, (T-4)- |
Storage
Room temperature,Desiccated
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
25g
M104570-25g
—
In stock ≥10

€19.87

€22.47
Save €2.60 (11.58%)
100g
M104570-100g
—
5 In stock

€35.49

€53.71
Save €18.22 (33.93%)
500g
M104570-500g
1 In stock
1 In stock
€159.58
Enter a quantity for the sizes you want to add.
🧪
Why this grade

AR, ≥85% MoO3 basis, contains a large amount of ammonium molybdate 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 10 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Molybdic acid is used as a precursor in the production of ammonium molybdate tetrahydrate and molybdenum(IV) sulfide. The mixture of molybdic acid in concentrated sulfuric acid is called as Froehde reagent, which finds application in analytical chemistry for the detection of alkaloids.

Specifications

Synonyms
EC 248-517-2 | EINECS 248-517-2 | Triad gel | MOLYBDIC(VI) ACID [MI] | UNII-I96N991J1N | diethylpyridine-2,4-dicarboxylate | MOLYBDENUM HYDROXIDE OXIDE (MO(OH)2O2) | Molybdic(VI) acid (H2MoO4) | EINECS 231-970-5 | Molybdate (MoO42-), dihydrogen, (T-4)- |
Specifications & Purity
AR, ≥85% MoO3 basis, contains a large amount of ammonium molybdate
Storage
Room temperature,Desiccated
Shipped In
Normal
Grade
AR
Purity
≥85% MoO3 basis
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508816864
Canonical Smiles
O[Mo](=O)(=O)O
IUPAC Name
dihydroxy(dioxo)molybdenum
InChIKey
VLAPMBHFAWRUQP-UHFFFAOYSA-L
INCHI
1S/Mo.2H2O.2O/h;2*1H2;;/q+2;;;;/p-2
Isomeric SMILES
O[Mo](=O)(=O)O
WGK Germany
3
Molecular Weight
161.95
Reaxy-Rn
3903547
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3903547&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

<<<<<<< HEAD Download SDS → ======= Download SDS → >>>>>>> release248-p3

✅ 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
ClassMiscellaneous mixed metal/non-metals
SubclassMiscellaneous metallic oxoanionic compounds
Intermediate Tree Nodes Not available
Direct ParentMiscellaneous molybdates
Alternative Parents Inorganic salts  Inorganic oxides  
Molecular FrameworkNot available
Substituents Molybdate - Inorganic oxide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as miscellaneous molybdates. These are inorganic compounds in which the largest metallic oxoanion is molybdate, to which either no atom or a non metal atom is bonded.
External Descriptors molybdenum oxoacid
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.

28 results found

Lot NumberCertificate TypeDateItem
H2627426H2627426Certificate of AnalysisAug 15, 2026 M104570
H2627425H2627425Certificate of AnalysisAug 15, 2026 M104570
H2627407H2627407Certificate of AnalysisAug 15, 2026 M104570
B2628520B2628520Certificate of AnalysisJan 30, 2026 M104570
B2628599B2628599Certificate of AnalysisJan 30, 2026 M104570
B2628519B2628519Certificate of AnalysisJan 30, 2026 M104570
C2612775C2612775Certificate of AnalysisJan 30, 2026 M104570
K2520660K2520660Certificate of AnalysisOct 24, 2025 M104570
K2520658K2520658Certificate of AnalysisOct 24, 2025 M104570
K2520656K2520656Certificate of AnalysisOct 24, 2025 M104570
K2520655K2520655Certificate of AnalysisOct 24, 2025 M104570
H2515428H2515428Certificate of AnalysisJul 10, 2025 M104570
J2510083J2510083Certificate of AnalysisJul 10, 2025 M104570
H2515486H2515486Certificate of AnalysisJul 10, 2025 M104570
H2515485H2515485Certificate of AnalysisJul 10, 2025 M104570
G2509078G2509078Certificate of AnalysisOct 14, 2023 M104570
K2301481K2301481Certificate of AnalysisOct 14, 2023 M104570
K2301482K2301482Certificate of AnalysisOct 14, 2023 M104570
K2301483K2301483Certificate of AnalysisOct 14, 2023 M104570
K2301492K2301492Certificate of AnalysisOct 14, 2023 M104570
J2320432J2320432Certificate of AnalysisSep 22, 2023 M104570
E2529212E2529212Certificate of AnalysisFeb 14, 2023 M104570
D2508080D2508080Certificate of AnalysisFeb 14, 2023 M104570
D2301520D2301520Certificate of AnalysisFeb 14, 2023 M104570
D2301515D2301515Certificate of AnalysisFeb 14, 2023 M104570
D2301512D2301512Certificate of AnalysisFeb 14, 2023 M104570
D2301511D2301511Certificate of AnalysisFeb 14, 2023 M104570
C2519382C2519382Certificate of AnalysisFeb 14, 2023 M104570
Chemical and Physical Properties
SolubilitySoluble in dilute ammonium hydroxide, alkali and ammonia. Slightly soluble in water.
SensitivityMoisture sensitive.
x_melt_point_char300°C
Molecular Weight161.960 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass163.901 Da
Monoisotopic Mass163.901 Da
Topological Polar Surface Area74.600 Ų
Heavy Atom Count5
Formal Charge0
Complexity81.300
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
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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.