Indigo
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- $13 - $2998
- Product name: Indigo
- CAS: 482-89-3
- MF: C16H10N2O2
- MW: 262.26
- EINECS:207-586-9
- MDL Number:MFCD00005722
- Synonyms:(delta2,2'-Biindoline)-3,3'-dione;11669 Blue;11669blue ;1H,1’H-[2,2’]biindolylidene-3,3’-dione ;2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one ;2-(1,3-dihydro-3-oxo-2h-indol-2-ylidene)-1,2-dihydro-3h-indol-3-on ;2(1,3-dihydro-3-oxo-2h-indol-2-ylidene)-1,2-dihydro-3h-indol-3-on ;2,2’-Biindolinyl-3,3’-dion
48 prices
Selected condition：
Brand
- A2B
- AK Scientific
- American Custom Chemicals Corporation
- ApexBio Technology
- Arctom
- AvaChem
- Biorbyt Ltd
- Chemenu
- Chem-Impex
- DC Chemicals
- JR MediChem
- Medical Isotopes, Inc.
- Sigma-Aldrich
- TCI Chemical
- Thermo Scientific Chemicals
- TRC
- Usbiological
Package
- 10mg
- 20mg
- 100mg
- 500mg
- 1000mg
- 2g
- 5g
- y0001752
- 1g
- 10g
- 1mlx10mM(inDMSO)
- 25g
- 100g
- 500g
- 1kg
- 15 mg
- 25 g
- 100 g
- ManufacturerA2B
- Product numberAI50975
- Product description2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one 85%
- Packaging25g
- Price$13
- Updated2026-05-25
- Buy
- ManufacturerA2B
- Product numberAI50975
- Product description2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one 85%
- Packaging100g
- Price$26
- Updated2026-05-25
- Buy
- ManufacturerA2B
- Product numberAI50975
- Product description2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one 85%
- Packaging500g
- Price$93
- Updated2026-05-25
- Buy
- ManufacturerAK Scientific
- Product numberC442
- Product descriptionIndigo
- Packaging100g
- Price$124
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberDYE0002499
- Product descriptionINDIGO 95.00%
- Packaging25G
- Price$129.39
- Updated2021-12-16
- Buy
- ManufacturerApexBio Technology
- Product numberN1630
- Product descriptionIndigo
- Packaging20mg
- Price$40
- Updated2021-12-16
- Buy
- ManufacturerApexBio Technology
- Product numberN1630
- Product descriptionIndigo
- Packaging20mg
- Price$50
- Updated2026-05-06
- Buy
- ManufacturerArctom
- Product numberAS587256
- Product descriptionIndigo ≥98%
- Packaging100g
- Price$13
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberAS587256
- Product descriptionIndigo ≥98%
- Packaging1kg
- Price$80
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberCFN99992
- Product descriptionIndigo ≥98%
- Packaging20mg
- Price$40
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberAS587256
- Product descriptionIndigo ≥98%
- Packaging500g
- Price$49
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberSY108978
- Product descriptionIndigo (synthetic) ≥98%
- Packaging10mg
- Price$30
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberAB0138
- Product descriptionIndigo 98%(HPLC)
- Packaging20mg
- Price$93
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberAB0138
- Product descriptionIndigo 98%（HPLC）
- Packaging500mg
- Price$106
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberAB0138
- Product descriptionIndigo 98%（HPLC）
- Packaging1000mg
- Price$115
- Updated2026-05-26
- Buy
- ManufacturerAvaChem
- Product number4255
- Product descriptionIndigotin 98%
- Packaging1g
- Price$149
- Updated2026-05-22
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| A2B | AI50975 | 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one 85% | 25g | $13 | 2026-05-25 | Buy |
| A2B | AI50975 | 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one 85% | 100g | $26 | 2026-05-25 | Buy |
| A2B | AI50975 | 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one 85% | 500g | $93 | 2026-05-25 | Buy |
| AK Scientific | C442 | Indigo | 100g | $124 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | DYE0002499 | INDIGO 95.00% | 25G | $129.39 | 2021-12-16 | Buy |
| ApexBio Technology | N1630 | Indigo | 20mg | $40 | 2021-12-16 | Buy |
| ApexBio Technology | N1630 | Indigo | 20mg | $50 | 2026-05-06 | Buy |
| Arctom | AS587256 | Indigo ≥98% | 100g | $13 | 2021-12-16 | Buy |
| Arctom | AS587256 | Indigo ≥98% | 1kg | $80 | 2021-12-16 | Buy |
| Arctom | CFN99992 | Indigo ≥98% | 20mg | $40 | 2021-12-16 | Buy |
| Arctom | AS587256 | Indigo ≥98% | 500g | $49 | 2021-12-16 | Buy |
| Arctom | SY108978 | Indigo (synthetic) ≥98% | 10mg | $30 | 2021-12-16 | Buy |
| Arctom | AB0138 | Indigo 98%(HPLC) | 20mg | $93 | 2026-05-26 | Buy |
| Arctom | AB0138 | Indigo 98%（HPLC） | 500mg | $106 | 2026-05-26 | Buy |
| Arctom | AB0138 | Indigo 98%（HPLC） | 1000mg | $115 | 2026-05-26 | Buy |
| AvaChem | 4255 | Indigotin 98% | 1g | $149 | 2026-05-22 | Buy |
Properties
Melting point :>300 °C(lit.)
Boiling point :405.51°C (rough estimate)
Density :1.01 g/mL at 20 °C
vapor pressure :0Pa at 100℃
refractive index :1.5800 (estimate)
Flash point :>220℃
storage temp. :Sealed in dry,Room Temperature
solubility :DMSO (Slightly, Heated, Sonicated), DMF (Slightly)
form :Powder
Colour Index :73000
pka :-3.83±0.20(Predicted)
color :Dark blue to violet
Water Solubility :<0.1 g/100 mL
λmax :602 nm
ε(extinction coefficient) :≥8000 at 599-605nm in chloroform
Merck :14,4943
BRN :88275
Stability :Stable. Incompatible with strong oxidizing agents.
Major Application :diagnostic assay manufacturing
hematology
histology Cosmetics Ingredients Functions :COLORANT
InChI :1S/C16H10N2O2/c19-15-9-5-1-3-7-11(9)17-13(15)14-16(20)10-6-2-4-8-12(10)18-14/h1-8,17-18H/b14-13+
InChIKey :COHYTHOBJLSHDF-BUHFOSPRSA-N
SMILES :O=C1C(\Nc2ccccc12)=C3/Nc4ccccc4C3=O
LogP :2.7 at 23℃
CAS DataBase Reference :482-89-3(CAS DataBase Reference)
NIST Chemistry Reference :c.i. Vat blue 1(482-89-3)
EPA Substance Registry System :C.I. Vat Blue 1 (482-89-3)
Boiling point :405.51°C (rough estimate)
Density :1.01 g/mL at 20 °C
vapor pressure :0Pa at 100℃
refractive index :1.5800 (estimate)
Flash point :>220℃
storage temp. :Sealed in dry,Room Temperature
solubility :DMSO (Slightly, Heated, Sonicated), DMF (Slightly)
form :Powder
Colour Index :73000
pka :-3.83±0.20(Predicted)
color :Dark blue to violet
Water Solubility :<0.1 g/100 mL
λmax :602 nm
ε(extinction coefficient) :≥8000 at 599-605nm in chloroform
Merck :14,4943
BRN :88275
Stability :Stable. Incompatible with strong oxidizing agents.
Major Application :diagnostic assay manufacturing
hematology
histology Cosmetics Ingredients Functions :COLORANT
InChI :1S/C16H10N2O2/c19-15-9-5-1-3-7-11(9)17-13(15)14-16(20)10-6-2-4-8-12(10)18-14/h1-8,17-18H/b14-13+
InChIKey :COHYTHOBJLSHDF-BUHFOSPRSA-N
SMILES :O=C1C(\Nc2ccccc12)=C3/Nc4ccccc4C3=O
LogP :2.7 at 23℃
CAS DataBase Reference :482-89-3(CAS DataBase Reference)
NIST Chemistry Reference :c.i. Vat blue 1(482-89-3)
EPA Substance Registry System :C.I. Vat Blue 1 (482-89-3)
Safety Information
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Description
Indigo is an indole stain.More related product prices
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Suppliers and manufacturers
Henan Tianfu Chemical Co.,Ltd.
Shanghai Zheyan Biotech Co., Ltd.
SHANDONG ZHI SHANG CHEMICAL CO.LTD
Shandong chuangyingchemical Co., Ltd.
