Stains and Dyes

A variety of solutions used to selectively bind to and enhance the visibility of biological structures using color and/or fluorescence; used for histology, protein staining, electrophoresis, bacterial classification, blotting, etc.

406 – 420 of 6,411 results

406

Pyronin Y

CAS: 92-32-0 Molecular Formula: C17H19ClN2O Molecular Weight (g/mol): 302.802 MDL Number: MFCD00011725 InChI Key: INCIMLINXXICKS-UHFFFAOYSA-M Synonym: C.I. 45005; Pyronin G PubChem CID: 7085 ChEBI: CHEBI:87347 IUPAC Name: [6-(dimethylamino)xanthen-3-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC2=C(C=C1)C=C3C=CC(=[N+](C)C)C=C3O2.[Cl-]

Pricing & Availability
Specifications

PubChem CID	7085
CAS	92-32-0
Molecular Weight (g/mol)	302.802
ChEBI	CHEBI:87347
MDL Number	MFCD00011725
SMILES	CN(C)C1=CC2=C(C=C1)C=C3C=CC(=[N+](C)C)C=C3O2.[Cl-]
Synonym	C.I. 45005; Pyronin G
IUPAC Name	[6-(dimethylamino)xanthen-3-ylidene]-dimethylazanium;chloride
InChI Key	INCIMLINXXICKS-UHFFFAOYSA-M
Molecular Formula	C17H19ClN2O

407

Thermo Scientific Chemicals Amaranth, 85%, pure

CAS: 915-67-3 Molecular Formula: C20H11N2Na3O10S3 Molecular Weight (g/mol): 604.46 MDL Number: MFCD00004076 InChI Key: VOBHRQFELWTZFS-DXVNCNPQSA-K Synonym: Acid Red 27,C.I. 16185 PubChem CID: 6364527 IUPAC Name: trisodium;3-oxo-4-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-2,7-disulfonate SMILES: [Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC=C2C(=C1)C=C(C(=O)\C2=N\NC1=C2C=CC=CC2=C(C=C1)S([O-])(=O)=O)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	6364527
CAS	915-67-3
Molecular Weight (g/mol)	604.46
MDL Number	MFCD00004076
SMILES	[Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC=C2C(=C1)C=C(C(=O)\C2=N\NC1=C2C=CC=CC2=C(C=C1)S([O-])(=O)=O)S([O-])(=O)=O
Synonym	Acid Red 27,C.I. 16185
IUPAC Name	trisodium;3-oxo-4-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-2,7-disulfonate
InChI Key	VOBHRQFELWTZFS-DXVNCNPQSA-K
Molecular Formula	C20H11N2Na3O10S3

408

New Methylene Blue N, For Reticulocytes, Certified, LabChem™

CAS: 6586-05-6 InChI Key: OPVUYBOFNBJFGV-UHFFFAOYSA-L PubChem CID: 3083969

Pricing & Availability
Specifications

PubChem CID	3083969
CAS	6586-05-6
InChI Key	OPVUYBOFNBJFGV-UHFFFAOYSA-L

409

Rhodanine, 99%

CAS: 141-84-4 Molecular Formula: C3H3NOS2 Molecular Weight (g/mol): 133.183 MDL Number: MFCD00005488 InChI Key: KIWUVOGUEXMXSV-UHFFFAOYSA-N Synonym: 2-Thioxo-4-thiazolidinone PubChem CID: 1201546 ChEBI: CHEBI:8830 IUPAC Name: 2-sulfanylidene-1,3-thiazolidin-4-one SMILES: C1C(=O)NC(=S)S1

Pricing & Availability
Specifications

PubChem CID	1201546
CAS	141-84-4
Molecular Weight (g/mol)	133.183
ChEBI	CHEBI:8830
MDL Number	MFCD00005488
SMILES	C1C(=O)NC(=S)S1
Synonym	2-Thioxo-4-thiazolidinone
IUPAC Name	2-sulfanylidene-1,3-thiazolidin-4-one
InChI Key	KIWUVOGUEXMXSV-UHFFFAOYSA-N
Molecular Formula	C3H3NOS2

410

Thymolphthalein Indicator, 0.1% (w/v) in 90% (v/v) Isopropyl Alcohol, Ricca Chemical

CAS: 125-20-2 Molecular Formula: C28H30O4 Molecular Weight (g/mol): Mixture InChI Key: LDKDGDIWEUUXSH-UHFFFAOYSA-N PubChem CID: 31316 IUPAC Name: 3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one SMILES: CC1=CC(=C(C=C1C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O

Pricing & Availability
Specifications

PubChem CID	31316
CAS	125-20-2
Molecular Weight (g/mol)	Mixture
SMILES	CC1=CC(=C(C=C1C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O
IUPAC Name	3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one
InChI Key	LDKDGDIWEUUXSH-UHFFFAOYSA-N
Molecular Formula	C28H30O4

411

Thermo Scientific Chemicals Nile Blue A

CAS: 3625-57-8 Molecular Formula: C40H40N6O6S Molecular Weight (g/mol): 732.84 MDL Number: MFCD00064529 InChI Key: QIRDPEPUXNCOLD-UHFFFAOYSA-N PubChem CID: 19256 IUPAC Name: [9-(diethylamino)benzo[a]phenoxazin-5-ylidene]azanium;sulfate SMILES: CCN(CC)C1=CC2=C(C=C1)N=C3C4=CC=CC=C4C(=[NH2+])C=C3O2.CCN(CC)C1=CC2=C(C=C1)N=C3C4=CC=CC=C4C(=[NH2+])C=C3O2.[O-]S(=O)(=O)[O-]

Pricing & Availability
Specifications

PubChem CID	19256
CAS	3625-57-8
Molecular Weight (g/mol)	732.84
MDL Number	MFCD00064529
SMILES	CCN(CC)C1=CC2=C(C=C1)N=C3C4=CC=CC=C4C(=[NH2+])C=C3O2.CCN(CC)C1=CC2=C(C=C1)N=C3C4=CC=CC=C4C(=[NH2+])C=C3O2.[O-]S(=O)(=O)[O-]
IUPAC Name	[9-(diethylamino)benzo[a]phenoxazin-5-ylidene]azanium;sulfate
InChI Key	QIRDPEPUXNCOLD-UHFFFAOYSA-N
Molecular Formula	C40H40N6O6S

412

Nigrosin, alcohol soluble

CAS: 11099-03-9 Molecular Formula: C8H19ClN2O Molecular Weight (g/mol): 194.703 MDL Number: MFCD00149005 InChI Key: GBPWTMZRCAESKB-UHFFFAOYSA-N Synonym: Solvent Black 5; C.I. 50415 PubChem CID: 19828004 IUPAC Name: 2-amino-N,N-dipropylacetamide;hydrochloride SMILES: CCCN(CCC)C(=O)CN.Cl

Pricing & Availability
Specifications

PubChem CID	19828004
CAS	11099-03-9
Molecular Weight (g/mol)	194.703
MDL Number	MFCD00149005
SMILES	CCCN(CCC)C(=O)CN.Cl
Synonym	Solvent Black 5; C.I. 50415
IUPAC Name	2-amino-N,N-dipropylacetamide;hydrochloride
InChI Key	GBPWTMZRCAESKB-UHFFFAOYSA-N
Molecular Formula	C8H19ClN2O

413

Nigrosin water soluble

CAS: 8005-03-6 Molecular Formula: C22H14N6Na2O9S2 Molecular Weight (g/mol): 616.49 MDL Number: MFCD00044681 InChI Key: HKBVRFLHNUEVRO-HMDKGIQMSA-L PubChem CID: 44134531 IUPAC Name: disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate SMILES: C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	44134531
CAS	8005-03-6
Molecular Weight (g/mol)	616.49
MDL Number	MFCD00044681
SMILES	C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
IUPAC Name	disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
InChI Key	HKBVRFLHNUEVRO-HMDKGIQMSA-L
Molecular Formula	C22H14N6Na2O9S2

414

Thermo Scientific Chemicals Chrome Azurol S

CAS: 1667-99-8 Molecular Formula: C23H13Cl2Na3O9S Molecular Weight (g/mol): 605.277 MDL Number: MFCD00001615 InChI Key: FUIZKNBTOOKONL-UHFFFAOYSA-K Synonym: C.I. 43825,Mordant Blue 29 PubChem CID: 54736314 IUPAC Name: trisodium;5-[(3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)-(2,6-dichloro-3-sulfonatophenyl)methyl]-3-methyl-2-oxidobenzoate SMILES: CC1=CC(=CC(=C1[O-])C(=O)[O-])C(=C2C=C(C(=O)C(=C2)C(=O)O)C)C3=C(C=CC(=C3Cl)S(=O)(=O)[O-])Cl.[Na+].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	54736314
CAS	1667-99-8
Molecular Weight (g/mol)	605.277
MDL Number	MFCD00001615
SMILES	CC1=CC(=CC(=C1[O-])C(=O)[O-])C(=C2C=C(C(=O)C(=C2)C(=O)O)C)C3=C(C=CC(=C3Cl)S(=O)(=O)[O-])Cl.[Na+].[Na+].[Na+]
Synonym	C.I. 43825,Mordant Blue 29
IUPAC Name	trisodium;5-[(3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)-(2,6-dichloro-3-sulfonatophenyl)methyl]-3-methyl-2-oxidobenzoate
InChI Key	FUIZKNBTOOKONL-UHFFFAOYSA-K
Molecular Formula	C23H13Cl2Na3O9S

415

Thermo Scientific Chemicals Rhodamine B, 98+%, pure

CAS: 81-88-9 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.02 MDL Number: MFCD00011931 InChI Key: PYWVYCXTNDRMGF-UHFFFAOYSA-N Synonym: Basic Violet 10,C.I. 45170 PubChem CID: 6694 ChEBI: CHEBI:52334 IUPAC Name: [9-(2-carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride SMILES: [Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC

Pricing & Availability
Specifications

PubChem CID	6694
CAS	81-88-9
Molecular Weight (g/mol)	479.02
ChEBI	CHEBI:52334
MDL Number	MFCD00011931
SMILES	[Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC
Synonym	Basic Violet 10,C.I. 45170
IUPAC Name	[9-(2-carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride
InChI Key	PYWVYCXTNDRMGF-UHFFFAOYSA-N
Molecular Formula	C28H31ClN2O3

416

Thermo Scientific Chemicals m-Cresol Purple, pure, indicator grade

CAS: 2303-01-7 Molecular Formula: C21H18O5S Molecular Weight (g/mol): 382.43 MDL Number: MFCD00005871 InChI Key: OLQIKGSZDTXODA-UHFFFAOYSA-N PubChem CID: 73030 IUPAC Name: 4-[3-(4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C

Pricing & Availability
Specifications

PubChem CID	73030
CAS	2303-01-7
Molecular Weight (g/mol)	382.43
MDL Number	MFCD00005871
SMILES	CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C
IUPAC Name	4-[3-(4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol
InChI Key	OLQIKGSZDTXODA-UHFFFAOYSA-N
Molecular Formula	C21H18O5S

417

Bromophenol Blue Indicator, 0.1% (w/v), Ricca Chemical

Pricing & Availability
Specifications

Percent Purity	0.1% W/V
CAS	7732-18-5
Color	Dark Reddish Purple
Physical Form	Liquid
pH	4
Packaging	Natural Poly Bottle
CAS Min %	0.1
Chemical Name or Material	Bromophenol Blue Indicator
Grade	Indicator
Concentration	0.1% (w/v)
Solvent or Matrix	Aqueous Solution
CAS Max %	0.1

418

Dichlorofluorescein, 0.1% Alcoholic, Certified, LabChem™

Pricing & Availability
Specifications

Linear Formula	C₂₀H₁₀Cl₂O₅
Color	Yellow
Physical Form	Liquid
Chemical Name or Material	Dichlorofluorescein
Grade	Certified
Identification	Passes Test
Name Note	0.1% Alcoholic
CAS	76-54-0
Health Hazard 3	GHS P Statement Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Keep away from heat, sparks, open flames, hot surfaces. No smoking. Keep container tightly closed. Ground/bond container and receiving equipment. Use explosion-proof electrical, ventilating, lighting equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Do not breathe mist, vapors, spray. Wear protective gloves, eye protection. Wash exposed skin thoroughly after handling. Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. If swallowed: Rinse mouth. Call a poison center/doctor if you feel unwell. If on skin (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. If skin irritation occurs: Get medical advice/attention. Wash contaminated clothing before reuse. If inhaled: Remove person to fresh air and keep comfortable for breathing. Call a poison center/doctor if you feel unwell. If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. In case of fire: Use carbon dioxide, powder, alcohol-resistant foam to extinguish. Store locked up in a cool, well-ventilated place. Dispose of contents/container to comply with local, state and federal regulations.
Decomposition Information	Hydrogen fluoride; Carbon monoxide; Carbon dioxide; Hydrogen chloride
Health Hazard 2	GHS H Statement Flammable liquid and vapor. Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Suspected of damaging fertility or the unborn child. Causes damage to organs (central nervous system, optic nerve) (oral).
Packaging	Poly Bottle
Solubility Information	Soluble in water
Health Hazard 1	Danger
Recommended Storage	Room Temperature
Formula Weight	401.2
CAS Max %	0.1
Suitability	Passes Test

419

Leucocrystal violet, 99.8%, For HPLC analysis, MP Biomedicals™

CAS: 603-48-5 Molecular Formula: C25H31N3 Molecular Weight (g/mol): 373.54 MDL Number: MFCD00008314 InChI Key: OAZWDJGLIYNYMU-UHFFFAOYSA-N Synonym: 4,4',4''-Methylidynetris(N,N-dimethylaniline) PubChem CID: 69048 IUPAC Name: 4-{bis[4-(dimethylamino)phenyl]methyl}-N,N-dimethylaniline SMILES: CN(C)C1=CC=C(C=C1)C(C1=CC=C(C=C1)N(C)C)C1=CC=C(C=C1)N(C)C

Pricing & Availability
Specifications

PubChem CID	69048
CAS	603-48-5
Molecular Weight (g/mol)	373.54
MDL Number	MFCD00008314
SMILES	CN(C)C1=CC=C(C=C1)C(C1=CC=C(C=C1)N(C)C)C1=CC=C(C=C1)N(C)C
Synonym	4,4',4''-Methylidynetris(N,N-dimethylaniline)
IUPAC Name	4-{bis[4-(dimethylamino)phenyl]methyl}-N,N-dimethylaniline
InChI Key	OAZWDJGLIYNYMU-UHFFFAOYSA-N
Molecular Formula	C25H31N3

420

Thermo Scientific Chemicals Methyl Red hydrochloride, ACS reagent

CAS: 63451-28-5 Molecular Formula: C15H16ClN3O2 Molecular Weight (g/mol): 305.762 MDL Number: MFCD00012614 InChI Key: ICTWKXAVJAHRMK-UHFFFAOYSA-N Synonym: Acid Red 2,2-[4-(Dimethylamino)phenylazo]benzoic acid hydrochloride,C.I. 13020 PubChem CID: 113227 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid;hydrochloride SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O.Cl

Pricing & Availability
Specifications

PubChem CID	113227
CAS	63451-28-5
Molecular Weight (g/mol)	305.762
MDL Number	MFCD00012614
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O.Cl
Synonym	Acid Red 2,2-[4-(Dimethylamino)phenylazo]benzoic acid hydrochloride,C.I. 13020
IUPAC Name	2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid;hydrochloride
InChI Key	ICTWKXAVJAHRMK-UHFFFAOYSA-N
Molecular Formula	C15H16ClN3O2

Stains and Dyes

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Thymolphthalein Indicator, 0.1% (w/v) in 90% (v/v) Isopropyl Alcohol, Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Bromophenol Blue Indicator, 0.1% (w/v), Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Thymolphthalein Indicator, 0.1% (w/v) in 90% (v/v) Isopropyl Alcohol, Ricca Chemical

Bromophenol Blue Indicator, 0.1% (w/v), Ricca Chemical