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Phosphomolybdic Acid

Phosphomolybdic acid is a yellow-green compound that is freely soluble in water and polar organic solvents. It is a component of Masson's trichrome histology stain and is used as a stain to develop thin-layer chromatography plates among other applications.
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1

Phosphomolybdic acid, 20 wt% solution in ethanol

CAS: 51429-74-4 | H3Mo12O40P | 1825.40 g/mol

Linear Formula H3[P(Mo3O10)4]
Molecular Weight (g/mol) 1825.40
Color Green to Yellow
Physical Form Solution
Chemical Name or Material Phosphomolybdic acid
SMILES [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O
Merck Index 13, 7428
InChI Key FEFSFHGZSNHJEL-UHFFFAOYSA-N
Density 0.9400 g/mL
Name Note 20 wt% solution in ethanol
Percent Purity 19 to 21%
CAS 64-17-5
Health Hazard 3 GHS P Statement:
IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
Wear eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Immediately call a POISON CENTER or doctor/physician.
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Ground/Bond container and receiving equipment.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
MDL Number MFCD00149913
Health Hazard 2 GHS H Statement:
Causes severe skin burns and eye damage.
Highly flammable liquid and vapor.
Flash Point 5°C
Packaging Plastic Bottle
Health Hazard 1 GHS Signal Word: Danger
Synonym Molybdophosphoric acid
IUPAC Name phosphoric acid dodecamolybdenum hexatriacontaoxidandiide
Molecular Formula H3Mo12O40P
Formula Weight 1825.25
Specific Gravity 94%
2

Phosphomolybdic Acid Ethanol Solution [for TLC Stain], TCI America™

CAS: 51429-74-4 Molecular Formula: H3Mo12O40P Molecular Weight (g/mol): 1825.40 MDL Number: MFCD00149913 InChI Key: FEFSFHGZSNHJEL-UHFFFAOYSA-N Synonym: PMA IUPAC Name: 12-Molybdophosphoric acid SMILES: [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O

CAS 51429-74-4
Molecular Weight (g/mol) 1825.40
MDL Number MFCD00149913
SMILES [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O
Synonym PMA
IUPAC Name 12-Molybdophosphoric acid
InChI Key FEFSFHGZSNHJEL-UHFFFAOYSA-N
Molecular Formula H3Mo12O40P
3

Sigma Aldrich Phosphomolybdic Acid Solution

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

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CAS 1778-02-5
4
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Phosphomolybdic Acid Hydrate (Crystalline/Certified ACS), Fisher Chemical

CAS: 51429-74-4 Molecular Formula: H3Mo12O40P Molecular Weight (g/mol): 1825.40 MDL Number: MFCD00149913 InChI Key: FEFSFHGZSNHJEL-UHFFFAOYSA-N Synonym: Molybdophosphoric Acid Hydrate IUPAC Name: 12-Molybdophosphoric acid SMILES: [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O

EDGE
CAS 51429-74-4
Molecular Weight (g/mol) 1825.40
MDL Number MFCD00149913
SMILES [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O
Synonym Molybdophosphoric Acid Hydrate
IUPAC Name 12-Molybdophosphoric acid
InChI Key FEFSFHGZSNHJEL-UHFFFAOYSA-N
Molecular Formula H3Mo12O40P
5

Phosphomolybdic Acid hydrate, ACS Reagent

CAS: 51429-74-4 Molecular Formula: H3Mo12O40P Molecular Weight (g/mol): 1825.40 MDL Number: MFCD00149913 InChI Key: FEFSFHGZSNHJEL-UHFFFAOYSA-N IUPAC Name: phosphoric acid dodecamolybdenum hexatriacontaoxidandiide SMILES: [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O

CAS 51429-74-4
Molecular Weight (g/mol) 1825.40
MDL Number MFCD00149913
SMILES [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O
IUPAC Name phosphoric acid dodecamolybdenum hexatriacontaoxidandiide
InChI Key FEFSFHGZSNHJEL-UHFFFAOYSA-N
Molecular Formula H3Mo12O40P
6

Phosphomolybdic acid, ammonium salt hydrate

CAS: 54723-94-3 Molecular Formula: H80Mo12N3O41P-6 Molecular Weight (g/mol): 1960.994 MDL Number: MFCD00150423 InChI Key: BIQVMZMYTFVCJZ-UHFFFAOYSA-H Synonym: ammonium phosphomolybdate hydrate PubChem CID: 131664298 IUPAC Name: azane;molybdenum;trihydroxide;phosphate;tetratriacontahydrate SMILES: N.N.N.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[OH-].[OH-].[OH-].[O-]P(=O)([O-])[O-].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo]

PubChem CID 131664298
CAS 54723-94-3
Molecular Weight (g/mol) 1960.994
MDL Number MFCD00150423
SMILES N.N.N.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[OH-].[OH-].[OH-].[O-]P(=O)([O-])[O-].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo]
Synonym ammonium phosphomolybdate hydrate
IUPAC Name azane;molybdenum;trihydroxide;phosphate;tetratriacontahydrate
InChI Key BIQVMZMYTFVCJZ-UHFFFAOYSA-H
Molecular Formula H80Mo12N3O41P-6
7

Phosphomolybdic acid hydrate, 80%

CAS: 51429-74-4 Molecular Formula: H3Mo12O40P Molecular Weight (g/mol): 1825.40 MDL Number: MFCD00149913 InChI Key: FEFSFHGZSNHJEL-UHFFFAOYSA-N Synonym: Molybdophosphoric acid IUPAC Name: phosphoric acid dodecamolybdenum hexatriacontaoxidandiide SMILES: [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O

CAS 51429-74-4
Molecular Weight (g/mol) 1825.40
MDL Number MFCD00149913
SMILES [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O
Synonym Molybdophosphoric acid
IUPAC Name phosphoric acid dodecamolybdenum hexatriacontaoxidandiide
InChI Key FEFSFHGZSNHJEL-UHFFFAOYSA-N
Molecular Formula H3Mo12O40P
8

12-Molybdophosphoric acid hydrate, ACS

CAS: 51429-74-4 Molecular Formula: H3Mo12O40P Molecular Weight (g/mol): 1825.40 MDL Number: MFCD00149913 InChI Key: FEFSFHGZSNHJEL-UHFFFAOYSA-N Synonym: Phosphomolybdic acid IUPAC Name: phosphoric acid dodecamolybdenum hexatriacontaoxidandiide SMILES: [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O

CAS 51429-74-4
Molecular Weight (g/mol) 1825.40
MDL Number MFCD00149913
SMILES [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O
Synonym Phosphomolybdic acid
IUPAC Name phosphoric acid dodecamolybdenum hexatriacontaoxidandiide
InChI Key FEFSFHGZSNHJEL-UHFFFAOYSA-N
Molecular Formula H3Mo12O40P
9

12-Molybdophosphoric acid hydrate, Mo >47.5%

CAS: 51429-74-4 Molecular Formula: H3Mo12O40P Molecular Weight (g/mol): 1825.40 MDL Number: MFCD00149913 InChI Key: FEFSFHGZSNHJEL-UHFFFAOYSA-N Synonym: Molybdophosphoric acid IUPAC Name: phosphoric acid dodecamolybdenum hexatriacontaoxidandiide SMILES: [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O

CAS 51429-74-4
Molecular Weight (g/mol) 1825.40
MDL Number MFCD00149913
SMILES [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].OP(O)(O)=O
Synonym Molybdophosphoric acid
IUPAC Name phosphoric acid dodecamolybdenum hexatriacontaoxidandiide
InChI Key FEFSFHGZSNHJEL-UHFFFAOYSA-N
Molecular Formula H3Mo12O40P
10

Electron Microscopy Sciences Phosphomolybdic Acid 0.2% Solution 500 ML

Used in Picrosirius Red Staining of Cardiac muscle following phosphomolybdic acid treatment. For connective tissue stains – Van Gieson stains and variants. See Dolber, Paul C. and Madison S. Spach. Picrosirus Red Staining of Cardiac Muscle Following Phosphomolybdic Acid Treatment, Stain Technology, Vol. 62 No 1 (1987) 23 – 26.

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11

Electron Microscopy Sciences Phosphomolybdic Acid Aqueous Solution, 1% 500 ML

For your convenience in a concentration of 1.0% aqueous.

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12

Electron Microscopy Sciences Phosphomolybdic Acid 1% Aqueous Solution 500 ML

Used in Bodian's Protargol Method for neurological tissue stains: Nerve fiber and endings. See Luna, L.G.,(ed), Manual of Histologic Staining Methods of the AFIP 3rd Edition, McGraw-Hill, NY, c 1968, p.195. or Clark, G., (ed.). Staining Procedures, 3rd Edition, Williams & Wilkens Co., Baltimore, c. 1973, 98.

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13

Electron Microscopy Sciences Phosphomolybdic Acid Aqueous Solution, 10% 500 ML

For your convenience in a concentration of 10.0% aqueous.

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14

Sigma Aldrich Fine Chemicals Biosciences Phosphomolybdic acid solution 20 wt. % in ethanol | 12026-57-2 | MFCD00011341 | 100ML

Phosphomolybdic acid solution 20 wt. % in ethanol | Mol Wt: 1825.25 | 12026-57-2 | MFCD00011341 | 100ML

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15

Sigma Aldrich Fine Chemicals Biosciences Phosphomolybdic acid solution ready-to-use spray and plunge reagent, for chromatography | 12026-57-2 | MFCD00011341 | 500ML

Phosphomolybdic acid solution ready-to-use spray and plunge reagent, for chromatography | Mol Wt: 1825.25 | 12026-57-2 | MFCD00011341 | 500ML

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