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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826 – 840 of 7,126 results

826

Fast Black K Salt Hemi(Zinc Chloride) Salt, Sigma-Aldrich

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827

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Thermo Scientific Chemicals Neutral Red, pure, certified

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. 50040,3-Amino-7-dimethylamino-2-methylphenazine hydrochloride 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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Specifications

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. 50040,3-Amino-7-dimethylamino-2-methylphenazine hydrochloride
IUPAC Name	8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride
InChI Key	PGSADBUBUOPOJS-UHFFFAOYSA-N
Molecular Formula	C15H17ClN4

828

Ethyl Violet

CAS: 2390-59-2 Molecular Formula: C31H42ClN3 Molecular Weight (g/mol): 492.15 MDL Number: MFCD00011765 InChI Key: JVICFMRAVNKDOE-UHFFFAOYSA-M Synonym: C.I. 42600; Basic Violet 4 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

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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	C.I. 42600; Basic Violet 4
IUPAC Name	[4-[bis[4-(diethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;chloride
InChI Key	JVICFMRAVNKDOE-UHFFFAOYSA-M
Molecular Formula	C31H42ClN3

829

Sigma Diagnostics™ Papanicolaou Stains

For routine diagnostic cytology to aid in the identification and classification of exfoliative cells

Pricing & Availability
Specifications

Format	Solution
Shelf Life	Expiry date on the label.
For Use With (Application)	Characteristic range of coloration to exfoliative cells of vaginal, cervical, prostatic and other body secretions, allowing critical examination of nuclei and cytoplasmic component

830

Iodonitrotetrazolium Chloride, Sigma-Aldrich

Pricing & Availability

831

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D-Luciferin sodium salt monohydrate, 98+%

CAS: 103404-75-7 Molecular Formula: C11H7N2NaO3S2 Molecular Weight (g/mol): 302.298 MDL Number: MFCD11865368 InChI Key: BZNVUYVALNTPBG-QWLWRJJTSA-M Synonym: Firefly Luciferin monosodium salt monohydrate PubChem CID: 133109097 IUPAC Name: sodium;(2E,4R)-2-(6-oxo-1,3-benzothiazol-2-ylidene)-1,3-thiazolidine-4-carboxylate SMILES: C1C(NC(=C2N=C3C=CC(=O)C=C3S2)S1)C(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	133109097
CAS	103404-75-7
Molecular Weight (g/mol)	302.298
MDL Number	MFCD11865368
SMILES	C1C(NC(=C2N=C3C=CC(=O)C=C3S2)S1)C(=O)[O-].[Na+]
Synonym	Firefly Luciferin monosodium salt monohydrate
IUPAC Name	sodium;(2E,4R)-2-(6-oxo-1,3-benzothiazol-2-ylidene)-1,3-thiazolidine-4-carboxylate
InChI Key	BZNVUYVALNTPBG-QWLWRJJTSA-M
Molecular Formula	C11H7N2NaO3S2

832

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Thermo Scientific Chemicals Sudan I, pure

CAS: 842-07-9 Molecular Formula: C16H12N2O Molecular Weight (g/mol): 248.285 MDL Number: MFCD00003911 InChI Key: ZONYAPYTDIVJGG-VLGSPTGOSA-N Synonym: C.I. 12055,1-Phenylazo-2-naphthol,Solvent Yellow 14 PubChem CID: 5858445 IUPAC Name: (1Z)-1-(phenylhydrazinylidene)naphthalen-2-one SMILES: C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC=CC=C32

Pricing & Availability
Specifications

PubChem CID	5858445
CAS	842-07-9
Molecular Weight (g/mol)	248.285
MDL Number	MFCD00003911
SMILES	C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC=CC=C32
Synonym	C.I. 12055,1-Phenylazo-2-naphthol,Solvent Yellow 14
IUPAC Name	(1Z)-1-(phenylhydrazinylidene)naphthalen-2-one
InChI Key	ZONYAPYTDIVJGG-VLGSPTGOSA-N
Molecular Formula	C16H12N2O

833

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Thermo Scientific Chemicals Ruthenium Red tetrahydrate, pure

CAS: 12790-48-6 Molecular Formula: Cl6H36N14O6Ru3-14 Molecular Weight (g/mol): 844.29 MDL Number: MFCD00167176 InChI Key: IMVKVBRYNZXYAP-UHFFFAOYSA-H PubChem CID: 108195 IUPAC Name: azanide;oxygen(2-);ruthenium;ruthenium(5+);hexachloride;tetrahydrate SMILES: [NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].O.O.O.O.[O-2].[O-2].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Ru].[Ru+5].[Ru+5]

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Specifications

PubChem CID	108195
CAS	12790-48-6
Molecular Weight (g/mol)	844.29
MDL Number	MFCD00167176
SMILES	[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].[NH2-].O.O.O.O.[O-2].[O-2].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Ru].[Ru+5].[Ru+5]
IUPAC Name	azanide;oxygen(2-);ruthenium;ruthenium(5+);hexachloride;tetrahydrate
InChI Key	IMVKVBRYNZXYAP-UHFFFAOYSA-H
Molecular Formula	Cl6H36N14O6Ru3-14

834

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Thermo Scientific Chemicals Janus Green B, pure, high purity biological stain

CAS: 2869-83-2 Molecular Formula: C30H31ClN6 Molecular Weight (g/mol): 511.07 MDL Number: MFCD00011758 InChI Key: XXACTDWGHQXLGW-UHFFFAOYSA-M Synonym: C.I. 11050 PubChem CID: 76123 ChEBI: CHEBI:21184 IUPAC Name: 8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride SMILES: [Cl-].CCN(CC)C1=CC=C2N=C3C=CC(=CC3=[N+](C3=CC=CC=C3)C2=C1)N=NC1=CC=C(C=C1)N(C)C

Pricing & Availability
Specifications

PubChem CID	76123
CAS	2869-83-2
Molecular Weight (g/mol)	511.07
ChEBI	CHEBI:21184
MDL Number	MFCD00011758
SMILES	[Cl-].CCN(CC)C1=CC=C2N=C3C=CC(=CC3=[N+](C3=CC=CC=C3)C2=C1)N=NC1=CC=C(C=C1)N(C)C
Synonym	C.I. 11050
IUPAC Name	8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride
InChI Key	XXACTDWGHQXLGW-UHFFFAOYSA-M
Molecular Formula	C30H31ClN6

835

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Thermo Scientific Chemicals Bismarck Brown R

CAS: 5421-66-9 Molecular Formula: C21H26Cl2N8 Molecular Weight (g/mol): 461.395 MDL Number: MFCD00036386 InChI Key: WLKAMFOFXYCYDK-UHFFFAOYSA-N Synonym: C.I. 21010; Basic Brown 4 PubChem CID: 79459 IUPAC Name: 4-[[3-[(2,4-diamino-5-methylphenyl)diazenyl]-4-methylphenyl]diazenyl]-6-methylbenzene-1,3-diamine;dihydrochloride SMILES: CC1=C(C=C(C=C1)N=NC2=C(C=C(C(=C2)C)N)N)N=NC3=C(C=C(C(=C3)C)N)N.Cl.Cl

Pricing & Availability
Specifications

PubChem CID	79459
CAS	5421-66-9
Molecular Weight (g/mol)	461.395
MDL Number	MFCD00036386
SMILES	CC1=C(C=C(C=C1)N=NC2=C(C=C(C(=C2)C)N)N)N=NC3=C(C=C(C(=C3)C)N)N.Cl.Cl
Synonym	C.I. 21010; Basic Brown 4
IUPAC Name	4-[[3-[(2,4-diamino-5-methylphenyl)diazenyl]-4-methylphenyl]diazenyl]-6-methylbenzene-1,3-diamine;dihydrochloride
InChI Key	WLKAMFOFXYCYDK-UHFFFAOYSA-N
Molecular Formula	C21H26Cl2N8

836

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SPADNS

CAS: 23647-14-5 Molecular Formula: C16H10N2Na3O11S3+ Molecular Weight (g/mol): 571.408 MDL Number: MFCD00003952 InChI Key: LSAWBVPBZOEGOT-UHFFFAOYSA-L Synonym: Sulfanilic acid azochromotrope; 2-(4-Sulfophenylazo)chromotropic acid trisodium salt PubChem CID: 73658865 IUPAC Name: trisodium;5-hydroxy-4-oxo-3-[(4-sulfophenyl)hydrazinylidene]naphthalene-2,7-disulfonate SMILES: C1=CC(=CC=C1NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)O.[Na+].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	73658865
CAS	23647-14-5
Molecular Weight (g/mol)	571.408
MDL Number	MFCD00003952
SMILES	C1=CC(=CC=C1NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)O.[Na+].[Na+].[Na+]
Synonym	Sulfanilic acid azochromotrope; 2-(4-Sulfophenylazo)chromotropic acid trisodium salt
IUPAC Name	trisodium;5-hydroxy-4-oxo-3-[(4-sulfophenyl)hydrazinylidene]naphthalene-2,7-disulfonate
InChI Key	LSAWBVPBZOEGOT-UHFFFAOYSA-L
Molecular Formula	C16H10N2Na3O11S3+

837

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Thermo Scientific Chemicals Nitro Blue Tetrazolium Chloride monohydrate, 90%

CAS: 298-83-9 | C40H30Cl2N10O6 | 817.644 g/mol

Pricing & Availability
Specifications

Molecular Weight (g/mol)	817.644
Color	Yellow
Loss on Drying	10% max. (105°C)
ChEBI	CHEBI:9505
Physical Form	Powder
CAS Min %	88.0
Chemical Name or Material	Nitro Blue Tetrazolium Chloride monohydrate
SMILES	COC1=C(C=CC(=C1)C2=CC(=C(C=C2)[N+]3=NC(=NN3C4=CC=C(C=C4)[N+](=O)[O-])C5=CC=CC=C5)OC)[N+]6=NC(=NN6C7=CC=C(C=C7)[N+](=O)[O-])C8=CC=CC=C8.[Cl-].[Cl-]
InChI Key	FSVCQIDHPKZJSO-UHFFFAOYSA-L
Assay Percent Range	90%
PubChem CID	9281
Percent Purity	≥88%
CAS	7732-18-5
Infrared Spectrum	Authentic
Health Hazard 3	GHS P Statement: Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Do not breathe dust/fume/gas/mist/vapors/spray. Do not eat, drink or smoke when using this product. IF exposed or concerned: Get medical advice/attention. IF ON SKIN: Wash with plenty of soap and water. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
MDL Number	MFCD00150013
Health Hazard 2	GHS H Statement: Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled. Causes serious eye irritation. May cause respiratory irritation. Causes skin irritation. May cause damage to organs.
Packaging	Glass bottle
Synonym	Nitro BT,Nitro blue tetrazolium
IUPAC Name	2-[2-methoxy-4-[3-methoxy-4-[3-(4-nitrophenyl)-5-phenyltetrazol-2-ium-2-yl]phenyl]phenyl]-3-(4-nitrophenyl)-5-phenyltetrazol-2-ium;dichloride
Molecular Formula	C40H30Cl2N10O6
Formula Weight	867.69
CAS Max %	100.0

838

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4-Phenylazophenol, 97%

CAS: 1689-82-3 Molecular Formula: C12H10N2O Molecular Weight (g/mol): 198.23 MDL Number: MFCD00002330 InChI Key: JTSBGMZPPPULTA-UHFFFAOYSA-N Synonym: C.I. 11800,4-Hydroxyazobenzene,Solvent Yellow 7 PubChem CID: 5354198 IUPAC Name: 4-(phenylhydrazinylidene)cyclohexa-2,5-dien-1-one SMILES: O=C1C=CC(C=C1)=NNC1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	5354198
CAS	1689-82-3
Molecular Weight (g/mol)	198.23
MDL Number	MFCD00002330
SMILES	O=C1C=CC(C=C1)=NNC1=CC=CC=C1
Synonym	C.I. 11800,4-Hydroxyazobenzene,Solvent Yellow 7
IUPAC Name	4-(phenylhydrazinylidene)cyclohexa-2,5-dien-1-one
InChI Key	JTSBGMZPPPULTA-UHFFFAOYSA-N
Molecular Formula	C12H10N2O

839

Uniblue A Sodium Salt, Sigma-Aldrich

CAS: 14541-90-3 Molecular Weight (g/mol): 506.48 g/mol

Pricing & Availability
Specifications

CAS	14541-90-3
Molecular Weight (g/mol)	506.48 g/mol

840

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Thermo Scientific Chemicals Fluorescein, disodium salt dihydrate, 90%, pure

CAS: 1264198-62-0 Molecular Formula: C₂₀H₁₀Na₂O₅·2H₂O MDL Number: MFCD00150814 Synonym: Acid Yellow 73 dihydrate,Fluorescein, water soluble dihydrate,Uranine dihydrate,C.I. 45350 dihydrate

Pricing & Availability
Specifications

CAS	1264198-62-0
MDL Number	MFCD00150814
Synonym	Acid Yellow 73 dihydrate,Fluorescein, water soluble dihydrate,Uranine dihydrate,C.I. 45350 dihydrate
Molecular Formula	C₂₀H₁₀Na₂O₅·2H₂O

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