Pyrocatechol Violet
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- $15 - $2408
- Product name: Pyrocatechol Violet
- CAS: 115-41-3
- MF: C19H14O7S
- MW: 386.38
- EINECS:204-088-3
- MDL Number:MFCD00005868
- Synonyms:Pyrocatechimsulfonphthalein violed;PYROCATECHOL VIOLET, FOR COLORIMETRY;PYROCATECHOL VIOLET INDICATOR FOR METAL TITRATION;PYROCATECHOL VIOLET, INDICATOR GRADE;PyrocatecholVioletGr;Pyrocatechol Violet, indicator grade, pure;1,2-Benzenediol, 4,4-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-;Catecholsulfonphthalein
35 prices
Selected condition：
Brand
- aablocks
- AHH
- AK Scientific
- American Custom Chemicals Corporation
- Biosynth
- Chem-Impex
- Sigma-Aldrich
- TCI Chemical
- Thermo Scientific Chemicals
- TRC
- Usbiological
Package
- 1g
- 5g
- 10g
- 25g
- 50g
- 100g
- 250g
- 1KG
- 5 g
- 25 g
- Manufactureraablocks
- Product numberAA000FGX
- Product description4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol]
- Packaging1g
- Price$15
- Updated2026-05-25
- Buy
- Manufactureraablocks
- Product numberAA000FGX
- Product description4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] ≥98%(Assay)
- Packaging5g
- Price$40
- Updated2026-05-25
- Buy
- Manufactureraablocks
- Product numberAA000FGX
- Product description4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] ≥98%(Assay)
- Packaging25g
- Price$90
- Updated2026-05-25
- Buy
- Manufactureraablocks
- Product numberAA000FGX
- Product description4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] ≥98%(Assay)
- Packaging250g
- Price$445
- Updated2026-05-25
- Buy
- Manufactureraablocks
- Product numberAA000FGX
- Product description4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] ≥98%(Assay)
- Packaging100g
- Price$230
- Updated2026-05-25
- Buy
- ManufacturerAHH
- Product numberMT-22051
- Product descriptionPyrocatechol Violet 97%
- Packaging250g
- Price$518
- Updated2021-12-16
- Buy
- ManufacturerAHH
- Product numberMT-22051
- Product descriptionPyrocatechol violet 97%
- Packaging250g
- Price$518
- Updated2026-05-25
- Buy
- ManufacturerAHH
- Product numberMT-22051
- Product descriptionPyrocatechol violet 97%
- Packaging250g
- Price$518
- Updated2026-05-26
- Buy
- ManufacturerAK Scientific
- Product numberZ3723
- Product descriptionPyrocatechol Violet
- Packaging100g
- Price$549
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberAPI0003998
- Product descriptionPYROCATECHOL VIOLET 95.00%
- Packaging5G
- Price$154.46
- Updated2021-12-16
- Buy
- ManufacturerBiosynth
- Product numberFC10736
- Product descriptionCatechol Violet
- Packaging50g
- Price$184
- Updated2021-12-16
- Buy
- ManufacturerBiosynth
- Product numberFC10736
- Product descriptionCatechol Violet
- Packaging25g
- Price$105
- Updated2021-12-16
- Buy
- ManufacturerBiosynth
- Product numberFC10736
- Product descriptionCatechol Violet
- Packaging10g
- Price$52.5
- Updated2021-12-16
- Buy
- ManufacturerBiosynth
- Product numberFC10736
- Product descriptionCatechol Violet
- Packaging250g
- Price$682.5
- Updated2021-12-16
- Buy
- ManufacturerBiosynth
- Product numberFC10736
- Product descriptionCatechol Violet
- Packaging100g
- Price$315
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number22822
- Product descriptionPyrocatechol Violet ≥98%(Assay)
- Packaging250G
- Price$425
- Updated2026-05-19
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| aablocks | AA000FGX | 4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] | 1g | $15 | 2026-05-25 | Buy |
| aablocks | AA000FGX | 4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] ≥98%(Assay) | 5g | $40 | 2026-05-25 | Buy |
| aablocks | AA000FGX | 4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] ≥98%(Assay) | 25g | $90 | 2026-05-25 | Buy |
| aablocks | AA000FGX | 4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] ≥98%(Assay) | 250g | $445 | 2026-05-25 | Buy |
| aablocks | AA000FGX | 4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] ≥98%(Assay) | 100g | $230 | 2026-05-25 | Buy |
| AHH | MT-22051 | Pyrocatechol Violet 97% | 250g | $518 | 2021-12-16 | Buy |
| AHH | MT-22051 | Pyrocatechol violet 97% | 250g | $518 | 2026-05-25 | Buy |
| AHH | MT-22051 | Pyrocatechol violet 97% | 250g | $518 | 2026-05-26 | Buy |
| AK Scientific | Z3723 | Pyrocatechol Violet | 100g | $549 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | API0003998 | PYROCATECHOL VIOLET 95.00% | 5G | $154.46 | 2021-12-16 | Buy |
| Biosynth | FC10736 | Catechol Violet | 50g | $184 | 2021-12-16 | Buy |
| Biosynth | FC10736 | Catechol Violet | 25g | $105 | 2021-12-16 | Buy |
| Biosynth | FC10736 | Catechol Violet | 10g | $52.5 | 2021-12-16 | Buy |
| Biosynth | FC10736 | Catechol Violet | 250g | $682.5 | 2021-12-16 | Buy |
| Biosynth | FC10736 | Catechol Violet | 100g | $315 | 2021-12-16 | Buy |
| Chem-Impex | 22822 | Pyrocatechol Violet ≥98%(Assay) | 250G | $425 | 2026-05-19 | Buy |
Properties
Melting point :185 °C (dec.)(lit.)
Boiling point :659.5±55.0 °C(Predicted)
Density :1.632±0.06 g/cm3(Predicted)
storage temp. :-20°C Freezer, Under inert atmosphere
solubility :H2O: 1 mg/mL, clear, red
pka :7.21±0.10(Predicted)
form :Metallic or Crystalline Powder
color :Dark red-brown
PH Range :6.0(YELLOW)-7.0(PURPLE)-9.0(PURPLISH RED)
Water Solubility :Soluble in water, ethylene glycol, monomethyl ether and ethanol.
BRN :353938
Stability :Stable. Incompatible with strong oxidizing agents.
Major Application :diagnostic assay manufacturing
hematology
histology InChI :1S/C19H14O7S/c20-14-7-5-11(9-16(14)22)19(12-6-8-15(21)17(23)10-12)13-3-1-2-4-18(13)27(24,25)26/h1-10,20,22-23H,(H,24,25,26)/b19-12+
InChIKey :HGPSVOAVAYJEIJ-XDHOZWIPSA-N
SMILES :Oc1ccc(cc1O)C(=C2\C=CC(=O)C(O)=C2)\c3ccccc3S(O)(=O)=O
CAS DataBase Reference :115-41-3(CAS DataBase Reference)
EPA Substance Registry System :1,2-Benzenediol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis- (115-41-3)
Boiling point :659.5±55.0 °C(Predicted)
Density :1.632±0.06 g/cm3(Predicted)
storage temp. :-20°C Freezer, Under inert atmosphere
solubility :H2O: 1 mg/mL, clear, red
pka :7.21±0.10(Predicted)
form :Metallic or Crystalline Powder
color :Dark red-brown
PH Range :6.0(YELLOW)-7.0(PURPLE)-9.0(PURPLISH RED)
Water Solubility :Soluble in water, ethylene glycol, monomethyl ether and ethanol.
BRN :353938
Stability :Stable. Incompatible with strong oxidizing agents.
Major Application :diagnostic assay manufacturing
hematology
histology InChI :1S/C19H14O7S/c20-14-7-5-11(9-16(14)22)19(12-6-8-15(21)17(23)10-12)13-3-1-2-4-18(13)27(24,25)26/h1-10,20,22-23H,(H,24,25,26)/b19-12+
InChIKey :HGPSVOAVAYJEIJ-XDHOZWIPSA-N
SMILES :Oc1ccc(cc1O)C(=C2\C=CC(=O)C(O)=C2)\c3ccccc3S(O)(=O)=O
CAS DataBase Reference :115-41-3(CAS DataBase Reference)
EPA Substance Registry System :1,2-Benzenediol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis- (115-41-3)
Safety Information
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Description
Catechol Violet is used as a complexometric indicator dye. It inhibits the synthesis of globin in reticulocyte lysates. It is also used as a pH indicator with a transition interval from 0 to 8.More related product prices
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