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 993 results

Thermo Scientific Chemicals Nile Red, 99%, pure

CAS: 7385-67-3 Molecular Formula: C20H18N2O2 Molecular Weight (g/mol): 318.38 MDL Number: MFCD00011639 InChI Key: VOFUROIFQGPCGE-UHFFFAOYSA-N Synonym: Nile blue A oxazone PubChem CID: 65182 ChEBI: CHEBI:52169 SMILES: CCN(CC)C1=CC=C2N=C3C(OC2=C1)=CC(=O)C1=CC=CC=C31

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Specifications

PubChem CID	65182
CAS	7385-67-3
Molecular Weight (g/mol)	318.38
ChEBI	CHEBI:52169
MDL Number	MFCD00011639
SMILES	CCN(CC)C1=CC=C2N=C3C(OC2=C1)=CC(=O)C1=CC=CC=C31
Synonym	Nile blue A oxazone
InChI Key	VOFUROIFQGPCGE-UHFFFAOYSA-N
Molecular Formula	C20H18N2O2

Thermo Scientific Chemicals Methylene Blue, 1% w/v aq. soln.

CAS: 122965-43-9 | C₁₆H₁₈ClN₃S

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Concentration or Composition (by Analyte or Components)	3, 7-Bis(dimethylamino)phenothiazin-5-ium chloride hydrate: 1.0%; Water: 99%
CAS	7732-18-5
MDL Number	MFCD00012111
Physical Form	Liquid
Solubility Information	Miscible with ethanol,chloroform,glacial acetic acid and glycerol. Slightly miscible with pyridine. Immiscible with ethyl ether,xylene,oleic acid,ethanol and acetone.
Chemical Name or Material	Methylene Blue
TSCA	Yes
Recommended Storage	Ambient temperatures
Molecular Formula	C₁₆H₁₈ClN₃S
Formula Weight	319.86
Vapor Pressure	23 hPa (17mm Hg) at 20°C
Assay Percent Range	1% w/v aqueous solution

Thermo Scientific Chemicals Methyl Orange, 0.1% w/v aq. soln.

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Thermo Scientific Chemicals Cresyl Violet acetate

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Thermo Scientific Chemicals Xylenol Orange, sodium salt, pure, water soluble

CAS: 3618-43-7 Molecular Formula: C₃₁H₂₈N₂Na₄O₁₃S

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Specifications

CAS	3618-43-7
Molecular Formula	C₃₁H₂₈N₂Na₄O₁₃S

Thermo Scientific Chemicals Neutral Red, ACS

CAS: 553-24-2 Molecular Formula: C15H17ClN4 Molecular Weight (g/mol): 288.779 MDL Number: MFCD00012651 InChI Key: PGSADBUBUOPOJS-UHFFFAOYSA-N Synonym: Basic Red 5; C.I. 50040 PubChem CID: 11105 ChEBI: CHEBI:86370 IUPAC Name: 8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride SMILES: CC1=CC2=NC3=C(C=C(C=C3)N(C)C)N=C2C=C1N.Cl

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PubChem CID	11105
CAS	553-24-2
Molecular Weight (g/mol)	288.779
ChEBI	CHEBI:86370
MDL Number	MFCD00012651
SMILES	CC1=CC2=NC3=C(C=C(C=C3)N(C)C)N=C2C=C1N.Cl
Synonym	Basic Red 5; C.I. 50040
IUPAC Name	8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride
InChI Key	PGSADBUBUOPOJS-UHFFFAOYSA-N
Molecular Formula	C15H17ClN4

Tiron™

CAS: 149-45-1 Molecular Formula: C6H10Na2O8S2 Molecular Weight (g/mol): 320.238 MDL Number: MFCD00149531 InChI Key: HEOKHLCODUWALT-UHFFFAOYSA-N Synonym: 4,5-Dihydroxy-1,3-benzenedisulfonic acid, disodium salt monohydrate PubChem CID: 131674010 IUPAC Name: 4,5-dihydroxybenzene-1,3-disulfonic acid;molecular hydrogen;sodium SMILES: [HH].[HH].C1=C(C=C(C(=C1S(=O)(=O)O)O)O)S(=O)(=O)O.[Na].[Na]

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PubChem CID	131674010
CAS	149-45-1
Molecular Weight (g/mol)	320.238
MDL Number	MFCD00149531
SMILES	[HH].[HH].C1=C(C=C(C(=C1S(=O)(=O)O)O)O)S(=O)(=O)O.[Na].[Na]
Synonym	4,5-Dihydroxy-1,3-benzenedisulfonic acid, disodium salt monohydrate
IUPAC Name	4,5-dihydroxybenzene-1,3-disulfonic acid;molecular hydrogen;sodium
InChI Key	HEOKHLCODUWALT-UHFFFAOYSA-N
Molecular Formula	C6H10Na2O8S2

Thermo Scientific Chemicals Bromocresol Green

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: Bromcresol Green PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

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PubChem CID	6451
CAS	76-60-8
Molecular Weight (g/mol)	698.014
MDL Number	MFCD00005874
SMILES	CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br
Synonym	Bromcresol Green
IUPAC Name	2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol
InChI Key	FRPHFZCDPYBUAU-UHFFFAOYSA-N
Molecular Formula	C21H14Br4O5S

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

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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

Thermo Scientific Chemicals Methyl Red, ACS

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: C.I. 13020 PubChem CID: 10303 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

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PubChem CID	10303
CAS	493-52-7
Molecular Weight (g/mol)	269.304
MDL Number	MFCD00002425
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O
Synonym	C.I. 13020
IUPAC Name	2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid
InChI Key	CEQFOVLGLXCDCX-UHFFFAOYSA-N
Molecular Formula	C15H15N3O2

Thermo Scientific Chemicals Methyl blue

CAS: 28983-56-4 Molecular Formula: C37H26N3Na2O9S3 Molecular Weight (g/mol): 798.79 MDL Number: MFCD00058509 InChI Key: TUHAIJABPUJAEY-UHFFFAOYSA-K Synonym: Acid blue 93; C.I. 42780 PubChem CID: 76956083 SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC=CC=C1NC1=CC=C(C=C1)C(C1=CC=C(NC2=CC=CC=C2S([O-])(=O)=O)C=C1)=C1C=CC(C=C1)=NC1=CC=CC=C1S([O-])(=O)=O

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Specifications

PubChem CID	76956083
CAS	28983-56-4
Molecular Weight (g/mol)	798.79
MDL Number	MFCD00058509
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC=CC=C1NC1=CC=C(C=C1)C(C1=CC=C(NC2=CC=CC=C2S([O-])(=O)=O)C=C1)=C1C=CC(C=C1)=NC1=CC=CC=C1S([O-])(=O)=O
Synonym	Acid blue 93; C.I. 42780
InChI Key	TUHAIJABPUJAEY-UHFFFAOYSA-K
Molecular Formula	C37H26N3Na2O9S3

Amido Black 10B

CAS: 1064-48-8 Molecular Formula: C22H14N6Na2O9S2 Molecular Weight (g/mol): 616.487 MDL Number: MFCD00004017 InChI Key: HKBVRFLHNUEVRO-UHFFFAOYSA-L Synonym: C.I. 20470,Naphthalene Black 10B 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+]

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PubChem CID	44134531
CAS	1064-48-8
Molecular Weight (g/mol)	616.487
MDL Number	MFCD00004017
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+]
Synonym	C.I. 20470,Naphthalene Black 10B
IUPAC Name	disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
InChI Key	HKBVRFLHNUEVRO-UHFFFAOYSA-L
Molecular Formula	C22H14N6Na2O9S2

Thermo Scientific Chemicals Eosin Y, pure, certified

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Thermo Scientific Chemicals Lissamine Green B, pure

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Methylene Blue trihydrate

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: C.I. 52015; Basic Blue 9 PubChem CID: 104827 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride;trihydrate SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

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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	C.I. 52015; Basic Blue 9
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride;trihydrate
InChI Key	XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula	C16H24ClN3O3S

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