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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346 – 360 of 7,008 results

346

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

347

Methyl Orange Solution R, EP Reagent 1054802, Ricca Chemical

Pricing & Availability
Specifications

Name Note	Reagent
CAS	547-58-0
Physical Form	Liquid
CAS Min %	0.08
Chemical Name or Material	Methyl Orange Solution
CAS Max %	0.09

348

Aluminon

CAS: 569-58-4 Molecular Formula: C22H23N3O9 Molecular Weight (g/mol): 473.438 MDL Number: MFCD00040925 InChI Key: AIPNSHNRCQOTRI-UHFFFAOYSA-N Synonym: Aurintricarboxylic acid, triammonium salt PubChem CID: 54729869 ChEBI: CHEBI:87398 IUPAC Name: triazanium;5-[(3-carboxy-4-oxidophenyl)-(3-carboxy-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]-2-oxidobenzoate SMILES: C1=CC(=C(C=C1C(=C2C=CC(=O)C(=C2)C(=O)O)C3=CC(=C(C=C3)[O-])C(=O)[O-])C(=O)O)[O-].[NH4+].[NH4+].[NH4+]

Pricing & Availability
Specifications

PubChem CID	54729869
CAS	569-58-4
Molecular Weight (g/mol)	473.438
ChEBI	CHEBI:87398
MDL Number	MFCD00040925
SMILES	C1=CC(=C(C=C1C(=C2C=CC(=O)C(=C2)C(=O)O)C3=CC(=C(C=C3)[O-])C(=O)[O-])C(=O)O)[O-].[NH4+].[NH4+].[NH4+]
Synonym	Aurintricarboxylic acid, triammonium salt
IUPAC Name	triazanium;5-[(3-carboxy-4-oxidophenyl)-(3-carboxy-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]-2-oxidobenzoate
InChI Key	AIPNSHNRCQOTRI-UHFFFAOYSA-N
Molecular Formula	C22H23N3O9

349

Biebrich Scarlet, MP Biomedicals™

Molecular Formula: C22H14N4Na2O7S2 Molecular Weight (g/mol): 556.47 MDL Number: MFCD00003891 InChI Key: YCKMEQRBEVVZQF-VKZXTWAVSA-L Synonym: Acid Red 66 PubChem CID: 16219040 IUPAC Name: disodium 2-{2-[(1Z)-2-oxo-1,2-dihydronaphthalen-1-ylidene]hydrazin-1-yl}-5-[2-(4-sulfonatophenyl)diazen-1-yl]benzene-1-sulfonate SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC=C(C=C1)N=NC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(=C1)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	16219040
Molecular Weight (g/mol)	556.47
MDL Number	MFCD00003891
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC=C(C=C1)N=NC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(=C1)S([O-])(=O)=O
Synonym	Acid Red 66
IUPAC Name	disodium 2-{2-[(1Z)-2-oxo-1,2-dihydronaphthalen-1-ylidene]hydrazin-1-yl}-5-[2-(4-sulfonatophenyl)diazen-1-yl]benzene-1-sulfonate
InChI Key	YCKMEQRBEVVZQF-VKZXTWAVSA-L
Molecular Formula	C22H14N4Na2O7S2

350

Epredia™ Shandon™ Rapid-Chrome Papanicolaou Staining Kit

Achieve rapid results of fine needle aspirations or high-risk specimens with the Epredia™ Shandon™ Rapid-Chrome Papanicolaou Staining Kit.

Pricing & Availability

351

Thermo Scientific Chemicals Fluorescein, disodium salt, pure

CAS: 518-47-8 Molecular Formula: C20H10Na2O5 Molecular Weight (g/mol): 376.28 MDL Number: MFCD00167039 InChI Key: NJDNXYGOVLYJHP-UHFFFAOYSA-L IUPAC Name: disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate SMILES: [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12

Pricing & Availability
Specifications

CAS	518-47-8
Molecular Weight (g/mol)	376.28
MDL Number	MFCD00167039
SMILES	[Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12
IUPAC Name	disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
InChI Key	NJDNXYGOVLYJHP-UHFFFAOYSA-L
Molecular Formula	C20H10Na2O5

352

New Fuchsin

CAS: 3248-91-7 Molecular Formula: C22H24ClN3 Molecular Weight (g/mol): 365.91 MDL Number: MFCD00012567 InChI Key: ORDGVBRMUJCHEO-UHFFFAOYSA-M Synonym: Basic Violet 2,C.I. 42520,Magenta III PubChem CID: 14454445 ChEBI: CHEBI:87671 IUPAC Name: 4-[(4-amino-3-methylphenyl)-(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-2-methylaniline;hydrochloride SMILES: [Cl-].CC1=CC(=CC=C1N)[C+](C1=CC=C(N)C(C)=C1)C1=CC=C(N)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	14454445
CAS	3248-91-7
Molecular Weight (g/mol)	365.91
ChEBI	CHEBI:87671
MDL Number	MFCD00012567
SMILES	[Cl-].CC1=CC(=CC=C1N)[C+](C1=CC=C(N)C(C)=C1)C1=CC=C(N)C(C)=C1
Synonym	Basic Violet 2,C.I. 42520,Magenta III
IUPAC Name	4-[(4-amino-3-methylphenyl)-(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-2-methylaniline;hydrochloride
InChI Key	ORDGVBRMUJCHEO-UHFFFAOYSA-M
Molecular Formula	C22H24ClN3

353

Thermo Scientific Chemicals Methyl Orange-xylene cyanol solution in water, pure

CAS: 62758-15-0 Molecular Formula: C39H41N5Na2O10S3 Molecular Weight (g/mol): 881.942 MDL Number: MFCD00077269 InChI Key: DLSJBPNVZNTATN-MXBKRXPOSA-L PubChem CID: 90474202 IUPAC Name: disodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate;4-[(E)-[4-(ethylamino)-3-methylphenyl]-(4-ethylimino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-2-hydroxy-5-sulfobenzenesulfonate SMILES: CCNC1=C(C=C(C=C1)C(=C2C=CC(=NCC)C(=C2)C)C3=CC(=C(C=C3S(=O)(=O)O)S(=O)(=O)[O-])O)C.CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	90474202
CAS	62758-15-0
Molecular Weight (g/mol)	881.942
MDL Number	MFCD00077269
SMILES	CCNC1=C(C=C(C=C1)C(=C2C=CC(=NCC)C(=C2)C)C3=CC(=C(C=C3S(=O)(=O)O)S(=O)(=O)[O-])O)C.CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+].[Na+]
IUPAC Name	disodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate;4-[(E)-[4-(ethylamino)-3-methylphenyl]-(4-ethylimino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-2-hydroxy-5-sulfobenzenesulfonate
InChI Key	DLSJBPNVZNTATN-MXBKRXPOSA-L
Molecular Formula	C39H41N5Na2O10S3

354

Thermo Scientific Chemicals Litmus, pure, indicator grade

CAS: 1393-92-6 MDL Number: MFCD00131528

Pricing & Availability
Specifications

CAS	1393-92-6
MDL Number	MFCD00131528

355

Thermo Scientific Chemicals Bromocresol Green, pure, indicator grade

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein,BCG,3', 3'', 5' 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

Pricing & Availability
Specifications

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	3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein,BCG,3', 3'', 5'
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

356

Sudan orange G, pure

CAS: 2051-85-6 Molecular Formula: C12H10N2O2 Molecular Weight (g/mol): 214.22 MDL Number: MFCD00002275 InChI Key: PULNESMFDLBKAZ-SDNWHVSQSA-N Synonym: C.I. 11920,4-(Phenylazo)resorcinol,Solvent orange 1 PubChem CID: 5921655 IUPAC Name: (4Z)-3-hydroxy-4-(phenylhydrazinylidene)cyclohexa-2,5-dien-1-one SMILES: OC1=CC(=O)C=C\C1=N/NC1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	5921655
CAS	2051-85-6
Molecular Weight (g/mol)	214.22
MDL Number	MFCD00002275
SMILES	OC1=CC(=O)C=C\C1=N/NC1=CC=CC=C1
Synonym	C.I. 11920,4-(Phenylazo)resorcinol,Solvent orange 1
IUPAC Name	(4Z)-3-hydroxy-4-(phenylhydrazinylidene)cyclohexa-2,5-dien-1-one
InChI Key	PULNESMFDLBKAZ-SDNWHVSQSA-N
Molecular Formula	C12H10N2O2

357

Potassium Chromate Indicator, For Chloride, Certified, 5% (w/v), LabChem™

CAS: 7732-18-5

Pricing & Availability
Specifications

CAS	7732-18-5

358

StatLab™ MasterTech Nuclear Fast Red Stain

Nuclear Fast Red Stain is a highly versatile reagent that selectively stains nuclear chromatin red, while the nonspecific signal is detected in pink tones.

Pricing & Availability
Specifications

Product Type	Nuclear Stain

359

Thermo Scientific Chemicals Brilliant Blue G, pure

CAS: 6104-58-1 Molecular Formula: C47H48N3NaO7S2 Molecular Weight (g/mol): 854.025 MDL Number: MFCD00078482 InChI Key: RWVGQQGBQSJDQV-UHFFFAOYSA-M Synonym: Acid Blue 90,Brilliant Blue G 250,C.I. 42655 PubChem CID: 6328534 IUPAC Name: sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC(=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]

Pricing & Availability
Specifications

PubChem CID	6328534
CAS	6104-58-1
Molecular Weight (g/mol)	854.025
MDL Number	MFCD00078482
SMILES	CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC(=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]
Synonym	Acid Blue 90,Brilliant Blue G 250,C.I. 42655
IUPAC Name	sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate
InChI Key	RWVGQQGBQSJDQV-UHFFFAOYSA-M
Molecular Formula	C47H48N3NaO7S2

360

2',7'-Dichlorofluorescein, ACS reagent

CAS: 76-54-0 Molecular Formula: C20H10Cl2O5 Molecular Weight (g/mol): 401.195 InChI Key: VFNKZQNIXUFLBC-UHFFFAOYSA-N Synonym: 2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one PubChem CID: 64944 ChEBI: CHEBI:51596 IUPAC Name: 2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl

Pricing & Availability
Specifications

PubChem CID	64944
CAS	76-54-0
Molecular Weight (g/mol)	401.195
ChEBI	CHEBI:51596
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl
Synonym	2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
IUPAC Name	2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
InChI Key	VFNKZQNIXUFLBC-UHFFFAOYSA-N
Molecular Formula	C20H10Cl2O5

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