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.

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1 – 15 of 434 results

Indoine Blue, Thermo Scientific™

CAS: 4569-88-4 Molecular Formula: C30H24ClN5O Molecular Weight (g/mol): 506.01 MDL Number: MFCD00011924 InChI Key: SCMDRBZEIUMBBQ-UHFFFAOYSA-N PubChem CID: 9575841 SMILES: [Cl-].CC1=CC2=NC3=CC(C)=C(N)C=C3[N+](C3=CC=CC=C3)=C2C=C1N\N=C1/C(=O)C=CC2=CC=CC=C12

Pricing and Availability
Specifications

PubChem CID	9575841
CAS	4569-88-4
Molecular Weight (g/mol)	506.01
MDL Number	MFCD00011924
SMILES	[Cl-].CC1=CC2=NC3=CC(C)=C(N)C=C3[N+](C3=CC=CC=C3)=C2C=C1N\N=C1/C(=O)C=CC2=CC=CC=C12
InChI Key	SCMDRBZEIUMBBQ-UHFFFAOYSA-N
Molecular Formula	C30H24ClN5O

Molecular Weight (g/mol)	509.43
Color	Purple to Red
Loss on Drying	≤10 %
Physical Form	Powder
Certificate of Analysis	Available
Chemical Name or Material	Acid Red 1
Absorbance	≥250 lambda 503 - 509 nm, 0.02 g/l water; >250 lambda 530 - 534 nm, 0.02 g/l water
CAS	3734-67-6
Infrared Spectrum	Conforms
MDL Number	00003954
Packaging	Glass bottle
Solubility Information	Soluble in water
Synonym	5-Acetamido-4-hydroxy-3-phenylazo-2,7-naphthalene-disulfonicacid, disodium salt; Amido Naphthol Red G; Azophloxine; C.I. 18050
RTECS Number	QJ6030000
Recommended Storage	Normal conditions
Shelf Life	5 years
Molecular Formula	C18 H13 N3 Na2 O8 S2
EINECS Number	223-098-9

Brilliant Blue R soln., Ready-to-Use, Thermo Scientific Chemicals

CAS: 6104-59-2 Molecular Formula: C45H44N3NaO7S2 Molecular Weight (g/mol): 825.97 MDL Number: MFCD00041762 InChI Key: HAEGGLCXLFWTBE-UHFFFAOYSA-M Synonym: Coomassie Brilliant Blue R; C.I. 42660 PubChem CID: 61365 IUPAC Name: sodium;3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate SMILES: [Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1

Pricing and Availability
Specifications

PubChem CID	61365
CAS	6104-59-2
Molecular Weight (g/mol)	825.97
MDL Number	MFCD00041762
SMILES	[Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1
Synonym	Coomassie Brilliant Blue R; C.I. 42660
IUPAC Name	sodium;3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate
InChI Key	HAEGGLCXLFWTBE-UHFFFAOYSA-M
Molecular Formula	C45H44N3NaO7S2

Pigment Red 22, Thermo Scientific™

CAS: 6448-95-9 Molecular Formula: C24H18N4O4 Molecular Weight (g/mol): 426.43 MDL Number: MFCD00071989 InChI Key: HVBDWKMAUMVFIY-QYQHSDTDSA-N IUPAC Name: (4Z)-4-[2-(2-methyl-5-nitrophenyl)hydrazin-1-ylidene]-3-oxo-N-phenyl-3,4-dihydronaphthalene-2-carboxamide SMILES: CC1=CC=C(C=C1N\N=C1/C(=O)C(=CC2=CC=CC=C12)C(=O)NC1=CC=CC=C1)[N+]([O-])=O

Pricing and Availability
Specifications

CAS	6448-95-9
Molecular Weight (g/mol)	426.43
MDL Number	MFCD00071989
SMILES	CC1=CC=C(C=C1N\N=C1/C(=O)C(=CC2=CC=CC=C12)C(=O)NC1=CC=CC=C1)[N+]([O-])=O
IUPAC Name	(4Z)-4-[2-(2-methyl-5-nitrophenyl)hydrazin-1-ylidene]-3-oxo-N-phenyl-3,4-dihydronaphthalene-2-carboxamide
InChI Key	HVBDWKMAUMVFIY-QYQHSDTDSA-N
Molecular Formula	C24H18N4O4

Ethyl Violet, 80%, Thermo Scientific™

CAS: 2390-59-2 Molecular Formula: C31H42ClN3 Molecular Weight (g/mol): 492.15 MDL Number: MFCD00011765 InChI Key: JVICFMRAVNKDOE-UHFFFAOYSA-M Synonym: Basic Violet 4,C.I. 42600 PubChem CID: 16955 IUPAC Name: [4-[bis[4-(diethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;chloride SMILES: [Cl-].CCN(CC)C1=CC=C(C=C1)[C+](C1=CC=C(C=C1)N(CC)CC)C1=CC=C(C=C1)N(CC)CC

Pricing and Availability
Specifications

PubChem CID	16955
CAS	2390-59-2
Molecular Weight (g/mol)	492.15
MDL Number	MFCD00011765
SMILES	[Cl-].CCN(CC)C1=CC=C(C=C1)[C+](C1=CC=C(C=C1)N(CC)CC)C1=CC=C(C=C1)N(CC)CC
Synonym	Basic Violet 4,C.I. 42600
IUPAC Name	[4-[bis[4-(diethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;chloride
InChI Key	JVICFMRAVNKDOE-UHFFFAOYSA-M
Molecular Formula	C31H42ClN3

Fluorescein, Laser Grade 99%, Thermo Scientific Chemicals

CAS: 2321-07-5 Molecular Formula: C20H12O5 Molecular Weight (g/mol): 332.31 InChI Key: GNBHRKFJIUUOQI-UHFFFAOYSA-N PubChem CID: 16850 ChEBI: CHEBI:31624 IUPAC Name: 3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

Pricing and Availability
Specifications

PubChem CID	16850
CAS	2321-07-5
Molecular Weight (g/mol)	332.31
ChEBI	CHEBI:31624
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O
IUPAC Name	3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
InChI Key	GNBHRKFJIUUOQI-UHFFFAOYSA-N
Molecular Formula	C20H12O5

Fast Garnet GBC base, Thermo Scientific Chemicals

CAS: 97-56-3 Molecular Formula: C14H15N3 Molecular Weight (g/mol): 225.295 MDL Number: MFCD00007733 InChI Key: PFRYFZZSECNQOL-UHFFFAOYSA-N Synonym: C.I. 11160; Solvent Yellow 3 PubChem CID: 7340 IUPAC Name: 2-methyl-4-[(2-methylphenyl)diazenyl]aniline SMILES: CC1=CC=CC=C1N=NC2=CC(=C(C=C2)N)C

Pricing and Availability
Specifications

PubChem CID	7340
CAS	97-56-3
Molecular Weight (g/mol)	225.295
MDL Number	MFCD00007733
SMILES	CC1=CC=CC=C1N=NC2=CC(=C(C=C2)N)C
Synonym	C.I. 11160; Solvent Yellow 3
IUPAC Name	2-methyl-4-[(2-methylphenyl)diazenyl]aniline
InChI Key	PFRYFZZSECNQOL-UHFFFAOYSA-N
Molecular Formula	C14H15N3

Radglo GM-10 Chartreuse, Thermo Scientific Chemicals

Pricing and Availability
Specifications

Chemical Name or Material	Radglo GM-10 Chartreuse
TSCA	No
Recommended Storage	Ambient temperatures
Density	1.3

Ethyl Orange sodium salt, Thermo Scientific Chemicals

CAS: 62758-12-7 Molecular Formula: C16H18N3NaO3S Molecular Weight (g/mol): 355.388 MDL Number: MFCD00007503 InChI Key: YZORUOZKRBVLEG-UHFFFAOYSA-M Synonym: 4-[4-(Diethylamino)phenylazo]benzenesulfonic acid sodium salt PubChem CID: 23676309 IUPAC Name: sodium;4-[[4-(diethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CCN(CC)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

Pricing and Availability
Specifications

PubChem CID	23676309
CAS	62758-12-7
Molecular Weight (g/mol)	355.388
MDL Number	MFCD00007503
SMILES	CCN(CC)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
Synonym	4-[4-(Diethylamino)phenylazo]benzenesulfonic acid sodium salt
IUPAC Name	sodium;4-[[4-(diethylamino)phenyl]diazenyl]benzenesulfonate
InChI Key	YZORUOZKRBVLEG-UHFFFAOYSA-M
Molecular Formula	C16H18N3NaO3S

Fast Garnet GBC Base 97%, Thermo Scientific Chemicals

CAS: 97-56-3 Molecular Formula: C14H15N3 Molecular Weight (g/mol): 225.295 MDL Number: MFCD00007733 InChI Key: PFRYFZZSECNQOL-UHFFFAOYSA-N Synonym: 2-Aminoazotoluene,4'-Amino-2, 3'-dimethylazobenzene,C.I. 11160,Solvent Yellow 3 PubChem CID: 7340 IUPAC Name: 2-methyl-4-[(2-methylphenyl)diazenyl]aniline SMILES: CC1=CC=CC=C1N=NC2=CC(=C(C=C2)N)C

Pricing and Availability
Specifications

PubChem CID	7340
CAS	97-56-3
Molecular Weight (g/mol)	225.295
MDL Number	MFCD00007733
SMILES	CC1=CC=CC=C1N=NC2=CC(=C(C=C2)N)C
Synonym	2-Aminoazotoluene,4'-Amino-2, 3'-dimethylazobenzene,C.I. 11160,Solvent Yellow 3
IUPAC Name	2-methyl-4-[(2-methylphenyl)diazenyl]aniline
InChI Key	PFRYFZZSECNQOL-UHFFFAOYSA-N
Molecular Formula	C14H15N3

o-Cresolphthalein Complexone Sodium Salt, Thermo Scientific Chemicals

CAS: 62698-54-8 Molecular Formula: C32H28N2Na4O12 Molecular Weight (g/mol): 724.54 MDL Number: MFCD00066371 InChI Key: KSMPPVYJZJBIES-UHFFFAOYSA-J PubChem CID: 112916 IUPAC Name: tetrasodium;2-[[5-[1-[3-[[bis(carboxylatomethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxylatomethyl)amino]acetate SMILES: [Na+].[Na+].[Na+].[Na+].CC1=CC(=CC(CN(CC([O-])=O)CC([O-])=O)=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC([O-])=O)CC([O-])=O)=C1

Pricing and Availability
Specifications

PubChem CID	112916
CAS	62698-54-8
Molecular Weight (g/mol)	724.54
MDL Number	MFCD00066371
SMILES	[Na+].[Na+].[Na+].[Na+].CC1=CC(=CC(CN(CC([O-])=O)CC([O-])=O)=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC([O-])=O)CC([O-])=O)=C1
IUPAC Name	tetrasodium;2-[[5-[1-[3-[[bis(carboxylatomethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxylatomethyl)amino]acetate
InChI Key	KSMPPVYJZJBIES-UHFFFAOYSA-J
Molecular Formula	C32H28N2Na4O12

Thymol Blue sodium salt, ACS, Thermo Scientific Chemicals

CAS: 62625-21-2 Molecular Formula: C27H29NaO5S Molecular Weight (g/mol): 488.57 MDL Number: MFCD00151093 InChI Key: OCMIKNBSIRSUPI-FRWNMSGJSA-M PubChem CID: 23692293 IUPAC Name: sodium;4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenolate SMILES: [Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O

Pricing and Availability
Specifications

PubChem CID	23692293
CAS	62625-21-2
Molecular Weight (g/mol)	488.57
MDL Number	MFCD00151093
SMILES	[Na+].CC(C)C1=C\C(=C(\C2=CC(C(C)C)=C(O)C=C2C)C2=C(C=CC=C2)S([O-])(=O)=O)C(C)=CC1=O
IUPAC Name	sodium;4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenolate
InChI Key	OCMIKNBSIRSUPI-FRWNMSGJSA-M
Molecular Formula	C27H29NaO5S

Pyronin Y, 0.2% w/v aq. soln., Thermo Scientific™

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 and 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

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Thermo Scientific Chemicals Methylene Blue, pure, certified, residual water

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: Basic Blue 9 PubChem CID: 6099 ChEBI: CHEBI:6872 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

Pricing and Availability
Specifications

PubChem CID	6099
CAS	7220-79-3
Molecular Weight (g/mol)	373.90
ChEBI	CHEBI:6872
MDL Number	MFCD00150008
SMILES	O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C
Synonym	Basic Blue 9
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride
InChI Key	XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula	C16H24ClN3O3S

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Thermo Scientific Chemicals Methylene Blue trihydrate, 95%, pure

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: Basic Blue 9 trihydrate,C.I. 52015 trihydrate PubChem CID: 104827 SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

Pricing and Availability
Specifications

PubChem CID	104827
CAS	7220-79-3
Molecular Weight (g/mol)	373.90
MDL Number	MFCD00150008
SMILES	O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C
Synonym	Basic Blue 9 trihydrate,C.I. 52015 trihydrate
InChI Key	XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula	C16H24ClN3O3S

Stains and Dyes

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