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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301 – 315 of 7,223 results

301

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Thermo Scientific Chemicals Phenol Red, pure, indicator

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.38 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonephthalein PubChem CID: 4766 ChEBI: CHEBI:31991 SMILES: OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

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Specifications

PubChem CID	4766
CAS	143-74-8
Molecular Weight (g/mol)	354.38
ChEBI	CHEBI:31991
MDL Number	MFCD00003552
SMILES	OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
Synonym	Phenolsulfonephthalein
InChI Key	BELBBZDIHDAJOR-UHFFFAOYSA-N
Molecular Formula	C19H14O5S

302

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Thermo Scientific Chemicals Quinaldine red, pure

CAS: 117-92-0 Molecular Formula: C21H23IN2 Molecular Weight (g/mol): 430.33 MDL Number: MFCD00011968 InChI Key: JOLANDVPGMEGLK-UHFFFAOYSA-M Synonym: 2-[4-(Dimethylamino)styryl]-1-ethylquinolinium iodide PubChem CID: 5702759 SMILES: [I-].CC[N+]1=C2C=CC=CC2=CC=C1C=CC1=CC=C(C=C1)N(C)C

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Specifications

PubChem CID	5702759
CAS	117-92-0
Molecular Weight (g/mol)	430.33
MDL Number	MFCD00011968
SMILES	[I-].CC[N+]1=C2C=CC=CC2=CC=C1C=CC1=CC=C(C=C1)N(C)C
Synonym	2-[4-(Dimethylamino)styryl]-1-ethylquinolinium iodide
InChI Key	JOLANDVPGMEGLK-UHFFFAOYSA-M
Molecular Formula	C21H23IN2

303

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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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Specifications

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

304

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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+]

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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

305

Hydroxynaphthol Blue, Dry in NaCl, Calcium and Hardness Indicator, ACS Grade, LabChem™

CAS: 7647-14-5 Molecular Formula: ClNa Molecular Weight (g/mol): 58.44 MDL Number: MFCD00003477 InChI Key: FAPWRFPIFSIZLT-UHFFFAOYSA-M PubChem CID: 5234 ChEBI: CHEBI:26710 IUPAC Name: sodium chloride SMILES: [Na+].[Cl-]

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Specifications

PubChem CID	5234
CAS	7647-14-5
Molecular Weight (g/mol)	58.44
ChEBI	CHEBI:26710
MDL Number	MFCD00003477
SMILES	[Na+].[Cl-]
IUPAC Name	sodium chloride
InChI Key	FAPWRFPIFSIZLT-UHFFFAOYSA-M
Molecular Formula	ClNa

306

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Thermo Scientific Chemicals Methyl Orange, ACS reagent

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M Synonym: 4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt,Acid Orange 52,C.I. 13025,MO,Helianthise PubChem CID: 23673835 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

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Specifications

PubChem CID	23673835
CAS	547-58-0
Molecular Weight (g/mol)	327.334
MDL Number	MFCD00007502
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
Synonym	4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt,Acid Orange 52,C.I. 13025,MO,Helianthise
IUPAC Name	sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate
InChI Key	STZCRXQWRGQSJD-UHFFFAOYSA-M
Molecular Formula	C14H14N3NaO3S

307

Toluidine Blue Stain, 1% (w/v), Ricca Chemical

CAS: 92-31-9 Molecular Formula: C15H16ClN3S Molecular Weight (g/mol): Mixture MDL Number: MFCD00011934 InChI Key: HNONEKILPDHFOL-UHFFFAOYSA-M PubChem CID: 7083 IUPAC Name: 3-amino-7-(dimethylamino)-2-methyl-5λ4-phenothiazin-5-ylium chloride SMILES: [Cl-].CN(C)C1=CC=C2N=C3C=C(C)C(N)=CC3=[S+]C2=C1

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Specifications

PubChem CID	7083
CAS	92-31-9
Molecular Weight (g/mol)	Mixture
MDL Number	MFCD00011934
SMILES	[Cl-].CN(C)C1=CC=C2N=C3C=C(C)C(N)=CC3=[S+]C2=C1
IUPAC Name	3-amino-7-(dimethylamino)-2-methyl-5λ4-phenothiazin-5-ylium chloride
InChI Key	HNONEKILPDHFOL-UHFFFAOYSA-M
Molecular Formula	C15H16ClN3S

308

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Thermo Scientific Chemicals Orange II, pure

CAS: 633-96-5 Molecular Formula: C16H11N2NaO4S Molecular Weight (g/mol): 350.324 MDL Number: MFCD00011657 InChI Key: IGQFKZCLTLAWLO-UHFFFAOYSA-M Synonym: Acid Orange 7,C.I. 15510,p-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid, sodium salt PubChem CID: 44135675 IUPAC Name: sodium;4-[2-(2-oxonaphthalen-1-ylidene)hydrazinyl]benzenesulfonate SMILES: C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C=C3)S(=O)(=O)[O-].[Na+]

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Specifications

PubChem CID	44135675
CAS	633-96-5
Molecular Weight (g/mol)	350.324
MDL Number	MFCD00011657
SMILES	C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C=C3)S(=O)(=O)[O-].[Na+]
Synonym	Acid Orange 7,C.I. 15510,p-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid, sodium salt
IUPAC Name	sodium;4-[2-(2-oxonaphthalen-1-ylidene)hydrazinyl]benzenesulfonate
InChI Key	IGQFKZCLTLAWLO-UHFFFAOYSA-M
Molecular Formula	C16H11N2NaO4S

309

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Thermo Scientific Chemicals Rhodamine WT, 20% solution in water

CAS: 37299-86-8 | C29H29ClN2Na2O5 | 566.99 g/mol

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Specifications

PubChem CID	37718
CAS	7732-18-5
Molecular Weight (g/mol)	566.99
Packaging	Glass bottle
Solubility Information	Solubility in water: miscible.
Chemical Name or Material	Rhodamine WT
SMILES	CCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=C(C=C(C=C4)C(=O)[O-])C(=O)[O-].[Na+].[Na+].[Cl-]
IUPAC Name	disodium;4-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]benzene-1,3-dicarboxylate;chloride
InChI Key	NRZDMKVYRRMFRR-UHFFFAOYSA-L
Molecular Formula	C29H29ClN2Na2O5
Density	1.1600g/mL
Formula Weight	566.99
Specific Gravity	1.16

310

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Thionin acetate

CAS: 78338-22-4 Molecular Formula: C14H13N3O2S Molecular Weight (g/mol): 287.337 MDL Number: MFCD00081194 InChI Key: JOIRQYHDJINFGA-UHFFFAOYSA-N PubChem CID: 2724414 IUPAC Name: (7-aminophenothiazin-3-ylidene)azanium;acetate SMILES: CC(=O)[O-].C1=CC2=C(C=C1N)SC3=CC(=[NH2+])C=CC3=N2

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Specifications

PubChem CID	2724414
CAS	78338-22-4
Molecular Weight (g/mol)	287.337
MDL Number	MFCD00081194
SMILES	CC(=O)[O-].C1=CC2=C(C=C1N)SC3=CC(=[NH2+])C=CC3=N2
IUPAC Name	(7-aminophenothiazin-3-ylidene)azanium;acetate
InChI Key	JOIRQYHDJINFGA-UHFFFAOYSA-N
Molecular Formula	C14H13N3O2S

311

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Thermo Scientific Chemicals Methyl Red sodium salt

CAS: 845-10-3 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 MDL Number: MFCD00002426 InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M Synonym: C.I. 13020; Methyl Red, water soluble PubChem CID: 4465632 IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

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Specifications

PubChem CID	4465632
CAS	845-10-3
Molecular Weight (g/mol)	291.286
MDL Number	MFCD00002426
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]
Synonym	C.I. 13020; Methyl Red, water soluble
IUPAC Name	sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate
InChI Key	GNTPCYMJCJNRQB-UHFFFAOYSA-M
Molecular Formula	C15H14N3NaO2

312

Thermo Scientific Chemicals Methyl Red, 0.1% w/v solution in ethanol

CAS: 74886-84-3 MDL Number: MFCD00002425

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Specifications

CAS	74886-84-3
MDL Number	MFCD00002425

313

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Thermo Scientific Chemicals Light Green SF Yellowish

CAS: 5141-20-8 Molecular Formula: C37H34N2Na2O9S3 Molecular Weight (g/mol): 792.844 MDL Number: MFCD00012121 InChI Key: DGOBMKYRQHEFGQ-UHFFFAOYSA-L Synonym: Acid Green 5; C.I. 42095 PubChem CID: 21223 ChEBI: CHEBI:87065 IUPAC Name: disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]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=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]

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Specifications

PubChem CID	21223
CAS	5141-20-8
Molecular Weight (g/mol)	792.844
ChEBI	CHEBI:87065
MDL Number	MFCD00012121
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=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]
Synonym	Acid Green 5; C.I. 42095
IUPAC Name	disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]methyl]benzenesulfonate
InChI Key	DGOBMKYRQHEFGQ-UHFFFAOYSA-L
Molecular Formula	C37H34N2Na2O9S3

314

Azure A

CAS: 531-53-3 Molecular Formula: C14H14ClN3S Molecular Weight (g/mol): 291.797 MDL Number: MFCD00012112 InChI Key: NALREUIWICQLPS-UHFFFAOYSA-N Synonym: C.I. 52005 PubChem CID: 13735 IUPAC Name: (7-aminophenothiazin-3-ylidene)-dimethylazanium;chloride SMILES: C[N+](=C1C=CC2=NC3=C(C=C(C=C3)N)SC2=C1)C.[Cl-]

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Specifications

PubChem CID	13735
CAS	531-53-3
Molecular Weight (g/mol)	291.797
MDL Number	MFCD00012112
SMILES	C[N+](=C1C=CC2=NC3=C(C=C(C=C3)N)SC2=C1)C.[Cl-]
Synonym	C.I. 52005
IUPAC Name	(7-aminophenothiazin-3-ylidene)-dimethylazanium;chloride
InChI Key	NALREUIWICQLPS-UHFFFAOYSA-N
Molecular Formula	C14H14ClN3S

315

Nitro Blue Tetrazolium chloride, 98+%

CAS: 298-83-9 Molecular Formula: C40H30Cl2N10O6 Molecular Weight (g/mol): 817.644 MDL Number: MFCD00012159 InChI Key: FSVCQIDHPKZJSO-UHFFFAOYSA-L Synonym: Nitro BT; Nitrotetrazolium Blue chloride PubChem CID: 9281 ChEBI: CHEBI:9505 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 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-]

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Specifications

PubChem CID	9281
CAS	298-83-9
Molecular Weight (g/mol)	817.644
ChEBI	CHEBI:9505
MDL Number	MFCD00012159
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-]
Synonym	Nitro BT; Nitrotetrazolium Blue chloride
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
InChI Key	FSVCQIDHPKZJSO-UHFFFAOYSA-L
Molecular Formula	C40H30Cl2N10O6

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