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.

676 – 690 of 6,702 results

676

Alcian Blue 8GX, Certified Grade, Sigma-Aldrich

Pricing & Availability

677

MilliporeSigma™ Hematoxylin solution (Gill III)

Stains nuclei of cells by using histological staining technique where nuclear staining is achieved using ready-to-use staining solutions.

Pricing & Availability
Specifications

Content And Storage	15° to 25°C

678

Thermo Scientific Chemicals Chromotrope 2B

CAS: 548-80-1 Molecular Formula: C16H9N3Na2O10S2 Molecular Weight (g/mol): 513.36 MDL Number: MFCD00003951 InChI Key: MQHFURHHKNKIRN-GVLVODDDSA-L Synonym: Acid Red 176; C.I. 16575 PubChem CID: 44135472 SMILES: [Na+].[Na+].OC1=CC(=CC2=C1C(=O)\C(=N/NC1=CC=C(C=C1)[N+]([O-])=O)C(=C2)S([O-])(=O)=O)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	44135472
CAS	548-80-1
Molecular Weight (g/mol)	513.36
MDL Number	MFCD00003951
SMILES	[Na+].[Na+].OC1=CC(=CC2=C1C(=O)\C(=N/NC1=CC=C(C=C1)[N+]([O-])=O)C(=C2)S([O-])(=O)=O)S([O-])(=O)=O
Synonym	Acid Red 176; C.I. 16575
InChI Key	MQHFURHHKNKIRN-GVLVODDDSA-L
Molecular Formula	C16H9N3Na2O10S2

679

Methyl Orange, Reagent, ACS, Spectrum™ Chemical

CAS: 547-58-0 Molecular Formula: C14H14N3O3S Molecular Weight (g/mol): 304.34 InChI Key: IETWCRRCPURZOC-UHFFFAOYSA-M IUPAC Name: 4-{2-[4-(dimethylamino)phenyl]diazen-1-yl}benzene-1-sulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC1=CC=C(C=C1)S([O-])(=O)=O

Pricing & Availability
Specifications

CAS	547-58-0
Molecular Weight (g/mol)	304.34
SMILES	CN(C)C1=CC=C(C=C1)N=NC1=CC=C(C=C1)S([O-])(=O)=O
IUPAC Name	4-{2-[4-(dimethylamino)phenyl]diazen-1-yl}benzene-1-sulfonate
InChI Key	IETWCRRCPURZOC-UHFFFAOYSA-M
Molecular Formula	C14H14N3O3S

680

Epredia™ Richard-Allan Scientific™ Alcian Blue pH 2.5 stain solution

Used to stain acid mucins and other carboxylated and sulfated acid mucosubstances blue on tissue sections.

Pricing & Availability

681

Thermo Scientific Chemicals Thymolphthalein, pure, indicator

CAS: 125-20-2 Molecular Formula: C28H30O4 Molecular Weight (g/mol): 430.544 MDL Number: MFCD00005909 InChI Key: LDKDGDIWEUUXSH-UHFFFAOYSA-N Synonym: TP PubChem CID: 31316 IUPAC Name: 3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one SMILES: CC1=CC(=C(C=C1C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O

Pricing & Availability
Specifications

PubChem CID	31316
CAS	125-20-2
Molecular Weight (g/mol)	430.544
MDL Number	MFCD00005909
SMILES	CC1=CC(=C(C=C1C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O
Synonym	TP
IUPAC Name	3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one
InChI Key	LDKDGDIWEUUXSH-UHFFFAOYSA-N
Molecular Formula	C28H30O4

682

Thermo Scientific Chemicals Bromothymol Blue, sodium salt, pure, water soluble, indicator

CAS: 34722-90-2 Molecular Formula: C27H27Br2NaO5S Molecular Weight (g/mol): 646.37 MDL Number: MFCD00077263,MFCD00077263,MFCD00077263 InChI Key: NMKFVGALBGZKGW-FKWCIMQXSA-M Synonym: Bromthymol Blue, sodium salt,3', 3''-Dibromothymolsulfonephthalein, sodium salt,BTB PubChem CID: 102183223 IUPAC Name: sodium;2-bromo-4-[(Z)-(3-bromo-2-methyl-4-oxo-5-propan-2-ylcyclohexa-2,5-dien-1-ylidene)-(2-sulfophenyl)methyl]-3-methyl-6-propan-2-ylphenolate SMILES: [Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O

Pricing & Availability
Specifications

PubChem CID	102183223
CAS	34722-90-2
Molecular Weight (g/mol)	646.37
MDL Number	MFCD00077263,MFCD00077263,MFCD00077263
SMILES	[Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O
Synonym	Bromthymol Blue, sodium salt,3', 3''-Dibromothymolsulfonephthalein, sodium salt,BTB
IUPAC Name	sodium;2-bromo-4-[(Z)-(3-bromo-2-methyl-4-oxo-5-propan-2-ylcyclohexa-2,5-dien-1-ylidene)-(2-sulfophenyl)methyl]-3-methyl-6-propan-2-ylphenolate
InChI Key	NMKFVGALBGZKGW-FKWCIMQXSA-M
Molecular Formula	C27H27Br2NaO5S

683

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 & 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

684

Thermo Scientific Chemicals Chlorophenol Red, sodium salt, pure, water soluble

CAS: 123333-64-2 Molecular Formula: C19H11Cl2O5S Molecular Weight (g/mol): 422.25 MDL Number: MFCD00151199 InChI Key: QXTPRQZMDKBTAI-UNOMPAQXSA-M Synonym: 3', 3''-Dichlorophenolsulfonephthalein, sodium salt PubChem CID: 131846007 SMILES: OC1=CC=C(C=C1Cl)C(=C1/C=CC(=O)C(Cl)=C1)\C1=CC=CC=C1S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	131846007
CAS	123333-64-2
Molecular Weight (g/mol)	422.25
MDL Number	MFCD00151199
SMILES	OC1=CC=C(C=C1Cl)C(=C1/C=CC(=O)C(Cl)=C1)\C1=CC=CC=C1S([O-])(=O)=O
Synonym	3', 3''-Dichlorophenolsulfonephthalein, sodium salt
InChI Key	QXTPRQZMDKBTAI-UNOMPAQXSA-M
Molecular Formula	C19H11Cl2O5S

685

Thermo Scientific Chemicals May-Gruenwald Stain, pure

CAS: 524698-43-9

Pricing & Availability
Specifications

Lambda Max	in 66:33 IMS:water, 655 to 670nm (blue), 515 to 530nm (red)
CAS	524698-43-9
Infrared Spectrum	Authentic
Color	Brown or Green
MDL Number	MFCD00131580
Physical Form	Fine Crystalline Powder
Packaging	Glass bottle
Solubility Information	Solubility in water: soluble.
Chemical Name or Material	May-Gruenwald Stain
Grade	Pure

686

MilliporeSigma™ FSB, ≥95%, Calbiochem™,

CAS: 760988-03-2 Molecular Formula: C₂₄H₁₇FO₆ Synonym: (E,E)-1-Fluoro-2,5-bis(3-hydroxycarbonyl-4-hydroxy)styrylbenzene

Pricing & Availability
Specifications

CAS	760988-03-2
Synonym	(E,E)-1-Fluoro-2,5-bis(3-hydroxycarbonyl-4-hydroxy)styrylbenzene
Molecular Formula	C₂₄H₁₇FO₆

687

Propidium Iodide, MP Biomedicals

CAS: 25535-16-4 Molecular Formula: C27H34I2N4 Molecular Weight (g/mol): 668.406 InChI Key: XJMOSONTPMZWPB-UHFFFAOYSA-M PubChem CID: 104981 ChEBI: CHEBI:51240 IUPAC Name: 3-(3,8-diamino-6-phenylphenanthridin-5-ium-5-yl)propyl-diethyl-methylazanium;diiodide SMILES: CC[N+](C)(CC)CCC[N+]1=C2C=C(C=CC2=C3C=CC(=CC3=C1C4=CC=CC=C4)N)N.[I-].[I-]

Pricing & Availability
Specifications

PubChem CID	104981
CAS	25535-16-4
Molecular Weight (g/mol)	668.406
ChEBI	CHEBI:51240
SMILES	CC[N+](C)(CC)CCC[N+]1=C2C=C(C=CC2=C3C=CC(=CC3=C1C4=CC=CC=C4)N)N.[I-].[I-]
IUPAC Name	3-(3,8-diamino-6-phenylphenanthridin-5-ium-5-yl)propyl-diethyl-methylazanium;diiodide
InChI Key	XJMOSONTPMZWPB-UHFFFAOYSA-M
Molecular Formula	C27H34I2N4

688

Fluoresceinamine, isomer I, 96%

CAS: 3326-34-9 Molecular Formula: C20H13NO5 Molecular Weight (g/mol): 347.33 MDL Number: MFCD00005052 InChI Key: GZAJOEGTZDUSKS-UHFFFAOYSA-N Synonym: 5-Aminofluorescein PubChem CID: 76845 IUPAC Name: 6-amino-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: NC1=CC=C2C(=C1)C(=O)OC21C2=CC=C(O)C=C2OC2=CC(O)=CC=C12

Pricing & Availability
Specifications

PubChem CID	76845
CAS	3326-34-9
Molecular Weight (g/mol)	347.33
MDL Number	MFCD00005052
SMILES	NC1=CC=C2C(=C1)C(=O)OC21C2=CC=C(O)C=C2OC2=CC(O)=CC=C12
Synonym	5-Aminofluorescein
IUPAC Name	6-amino-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
InChI Key	GZAJOEGTZDUSKS-UHFFFAOYSA-N
Molecular Formula	C20H13NO5

689

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 & 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

690

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 & 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

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