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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1,651 – 1,665 of 7,126 results

1,651

Phenol Red Indicator, 0.02% (w/v), Ricca Chemical

Pricing & Availability
Specifications

Concentration or Composition (by Analyte or Components)	0.02% (w/v) Aqueous Solution
Percent Purity	0.02% W/V
CAS	34487-61-1
Color	Orange/Red
pH	7.15 to 7.25
Packaging	Natural Poly Bottle
Chemical Name or Material	Phenol Red Indicator
Grade	Indicator

1,652

Wright's Stain [for Microscopy and Bacteriology], TCI America™

CAS: 68988-92-1 Molecular Formula: C36H27Br4N3O5S+2 Molecular Weight (g/mol): 933.304 MDL Number: MFCD00082143 InChI Key: AXIKDPDWFVPGOD-UHFFFAOYSA-O PubChem CID: 25113599 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;2-(2,4,5,7-tetrabromo-3,6-dihydroxyxanthen-10-ium-9-yl)benzoic acid SMILES: CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.C1=CC=C(C(=C1)C2=C3C=C(C(=C(C3=[O+]C4=C(C(=C(C=C24)Br)O)Br)Br)O)Br)C(=O)O

Pricing & Availability
Specifications

PubChem CID	25113599
CAS	68988-92-1
Molecular Weight (g/mol)	933.304
MDL Number	MFCD00082143
SMILES	CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.C1=CC=C(C(=C1)C2=C3C=C(C(=C(C3=[O+]C4=C(C(=C(C=C24)Br)O)Br)Br)O)Br)C(=O)O
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;2-(2,4,5,7-tetrabromo-3,6-dihydroxyxanthen-10-ium-9-yl)benzoic acid
InChI Key	AXIKDPDWFVPGOD-UHFFFAOYSA-O
Molecular Formula	C36H27Br4N3O5S+2

1,653

D-(+)-Sucrose 99.0+%, TCI America™

CAS: 57-50-1 Molecular Formula: C12H22O11 Molecular Weight (g/mol): 342.30 MDL Number: MFCD00006626 InChI Key: CZMRCDWAGMRECN-PWPRYFECNA-N Synonym: D-(+)-Saccharose PubChem CID: 5988 ChEBI: CHEBI:17992 IUPAC Name: (2R,3R,4S,5S,6R)-2-{[(2S,3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy}-6-(hydroxymethyl)oxane-3,4,5-triol SMILES: OC[C@H]1O[C@@](CO)(O[C@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)[C@@H](O)[C@@H]1O

Pricing & Availability
Specifications

PubChem CID	5988
CAS	57-50-1
Molecular Weight (g/mol)	342.30
ChEBI	CHEBI:17992
MDL Number	MFCD00006626
SMILES	OC[C@H]1O[C@@](CO)(O[C@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)[C@@H](O)[C@@H]1O
Synonym	D-(+)-Saccharose
IUPAC Name	(2R,3R,4S,5S,6R)-2-{[(2S,3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy}-6-(hydroxymethyl)oxane-3,4,5-triol
InChI Key	CZMRCDWAGMRECN-PWPRYFECNA-N
Molecular Formula	C12H22O11

1,654

Crystal Violet Nonahydrate 97.0+%, TCI America™

CAS: 60662-33-1 Molecular Formula: C25H48ClN3O9 Molecular Weight (g/mol): 570.121 MDL Number: MFCD00011750 InChI Key: QCYZZDDACAOKCV-UHFFFAOYSA-M Synonym: Basic Violet 3 PubChem CID: 91658927 IUPAC Name: [4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride;nonahydrate SMILES: CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.O.O.O.O.O.O.O.O.O.[Cl-]

Pricing & Availability
Specifications

PubChem CID	91658927
CAS	60662-33-1
Molecular Weight (g/mol)	570.121
MDL Number	MFCD00011750
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.O.O.O.O.O.O.O.O.O.[Cl-]
Synonym	Basic Violet 3
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride;nonahydrate
InChI Key	QCYZZDDACAOKCV-UHFFFAOYSA-M
Molecular Formula	C25H48ClN3O9

1,655

Methylene Blue 98.0+%, TCI America™

CAS: 61-73-4 Molecular Formula: C16H18ClN3S Molecular Weight (g/mol): 319.851 MDL Number: MFCD00012111 InChI Key: CXKWCBBOMKCUKX-UHFFFAOYSA-M Synonym: Basic Blue 9 PubChem CID: 6099 ChEBI: CHEBI:6872 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-]

Pricing & Availability
Specifications

PubChem CID	6099
CAS	61-73-4
Molecular Weight (g/mol)	319.851
ChEBI	CHEBI:6872
MDL Number	MFCD00012111
SMILES	CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-]
Synonym	Basic Blue 9
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride
InChI Key	CXKWCBBOMKCUKX-UHFFFAOYSA-M
Molecular Formula	C16H18ClN3S

1,656

Alizarin Red S, Ricca Chemical

CAS: 130-22-3 Molecular Formula: C14H7NaO7S Molecular Weight (g/mol): 342.253 InChI Key: HFVAFDPGUJEFBQ-UHFFFAOYSA-M PubChem CID: 3955344 ChEBI: CHEBI:87358 IUPAC Name: sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate SMILES: C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	3955344
CAS	130-22-3
Molecular Weight (g/mol)	342.253
ChEBI	CHEBI:87358
SMILES	C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]
IUPAC Name	sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate
InChI Key	HFVAFDPGUJEFBQ-UHFFFAOYSA-M
Molecular Formula	C14H7NaO7S

1,657

Cresol Red Sodium Salt, Ricca Chemical

CAS: 62625-29-0 Molecular Weight (g/mol): 404.41 g/mol

Pricing & Availability
Specifications

CAS	62625-29-0
Molecular Weight (g/mol)	404.41 g/mol

1,658

Bromothymol Blue Sodium Salt, ACS Reagent Grade, Ricca Chemical

CAS: 34722-90-2 Molecular Formula: C27H27Br2NaO5S Molecular Weight (g/mol): 646.37 MDL Number: MFCD00077263,MFCD00077263,MFCD00077263 InChI Key: NMKFVGALBGZKGW-FKWCIMQXSA-M PubChem CID: 102183223 IUPAC Name: sodium 2-{[(1Z)-3-bromo-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene][3-bromo-4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]methyl}benzene-1-sulfonate 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
IUPAC Name	sodium 2-{[(1Z)-3-bromo-2-methyl-4-oxo-5-(propan-2-yl)cyclohexa-2,5-dien-1-ylidene][3-bromo-4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]methyl}benzene-1-sulfonate
InChI Key	NMKFVGALBGZKGW-FKWCIMQXSA-M
Molecular Formula	C27H27Br2NaO5S

1,659

p-Dimethylaminobenzaldehyde, ACS Reagent Grade, Ricca Chemical

CAS: 100-10-7 Molecular Formula: C9H11NO Molecular Weight (g/mol): 149.19 MDL Number: MFCD00003381 InChI Key: BGNGWHSBYQYVRX-UHFFFAOYSA-N PubChem CID: 7479 IUPAC Name: 4-(dimethylamino)benzaldehyde SMILES: CN(C)C1=CC=C(C=O)C=C1

Pricing & Availability
Specifications

PubChem CID	7479
CAS	100-10-7
Molecular Weight (g/mol)	149.19
MDL Number	MFCD00003381
SMILES	CN(C)C1=CC=C(C=O)C=C1
IUPAC Name	4-(dimethylamino)benzaldehyde
InChI Key	BGNGWHSBYQYVRX-UHFFFAOYSA-N
Molecular Formula	C9H11NO

1,660

Giemsa Stain, Ricca Chemical

CAS: 51811-82-6 Molecular Formula: C14H14ClN3S Molecular Weight (g/mol): 291.80 MDL Number: MFCD00012112,MFCD00081642 InChI Key: NALREUIWICQLPS-UHFFFAOYSA-N PubChem CID: 13735 IUPAC Name: 7-amino-N,N-dimethyl-3H-phenothiazin-3-iminium chloride SMILES: [Cl-].C[N+](C)=C1C=CC2=NC3=CC=C(N)C=C3SC2=C1

Pricing & Availability
Specifications

PubChem CID	13735
CAS	51811-82-6
Molecular Weight (g/mol)	291.80
MDL Number	MFCD00012112,MFCD00081642
SMILES	[Cl-].C[N+](C)=C1C=CC2=NC3=CC=C(N)C=C3SC2=C1
IUPAC Name	7-amino-N,N-dimethyl-3H-phenothiazin-3-iminium chloride
InChI Key	NALREUIWICQLPS-UHFFFAOYSA-N
Molecular Formula	C14H14ClN3S

1,661

Methyl Violet, Ricca Chemical

CAS: 8004-87-3 Molecular Weight (g/mol): 393.95 g/mol

Pricing & Availability
Specifications

CAS	8004-87-3
Molecular Weight (g/mol)	393.95 g/mol

1,662

Congo Red, Ricca Chemical

CAS: 573-58-0 Molecular Formula: C32H22N6Na2O6S2 Molecular Weight (g/mol): 696.664 InChI Key: IQFVPQOLBLOTPF-UHFFFAOYSA-L PubChem CID: 11313 ChEBI: CHEBI:34653 IUPAC Name: disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate SMILES: C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	11313
CAS	573-58-0
Molecular Weight (g/mol)	696.664
ChEBI	CHEBI:34653
SMILES	C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
IUPAC Name	disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
InChI Key	IQFVPQOLBLOTPF-UHFFFAOYSA-L
Molecular Formula	C32H22N6Na2O6S2

1,663

Acid Yellow 3, TCI America™

CAS: 8004-92-0 Molecular Formula: C18H9NNa2O8S2 Molecular Weight (g/mol): 477.37 MDL Number: MFCD00080727 InChI Key: FZUOVNMHEAPVBW-UHFFFAOYSA-L Synonym: Quinaldine Yellow, Quinoline Yellow S PubChem CID: 129893443 IUPAC Name: disodium 2-(1,3-dioxo-2,3-dihydro-1H-inden-2-yl)quinoline-6,8-disulfonate SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC(=C2N=C(C=CC2=C1)C1C(=O)C2=CC=CC=C2C1=O)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	129893443
CAS	8004-92-0
Molecular Weight (g/mol)	477.37
MDL Number	MFCD00080727
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC(=C2N=C(C=CC2=C1)C1C(=O)C2=CC=CC=C2C1=O)S([O-])(=O)=O
Synonym	Quinaldine Yellow, Quinoline Yellow S
IUPAC Name	disodium 2-(1,3-dioxo-2,3-dihydro-1H-inden-2-yl)quinoline-6,8-disulfonate
InChI Key	FZUOVNMHEAPVBW-UHFFFAOYSA-L
Molecular Formula	C18H9NNa2O8S2

1,664

Crystal Violet Solution R, EP Reagent 1022901, Ricca Chemical

CAS: 64-19-7 Molecular Formula: C2H4O2 Molecular Weight (g/mol): Mixture MDL Number: MFCD00036152 InChI Key: QTBSBXVTEAMEQO-UHFFFAOYSA-N PubChem CID: 176 ChEBI: CHEBI:15366 IUPAC Name: acetic acid SMILES: CC(O)=O

Pricing & Availability
Specifications

PubChem CID	176
CAS	64-19-7
Molecular Weight (g/mol)	Mixture
ChEBI	CHEBI:15366
MDL Number	MFCD00036152
SMILES	CC(O)=O
IUPAC Name	acetic acid
InChI Key	QTBSBXVTEAMEQO-UHFFFAOYSA-N
Molecular Formula	C2H4O2

1,665

o-Cresolphthalein, 0.2% Alcoholic, Ricca Chemical

CAS: 596-27-0 Molecular Formula: C22H18O4 Molecular Weight (g/mol): Mixture MDL Number: MFCD00005912 InChI Key: CPBJMKMKNCRKQB-UHFFFAOYSA-N PubChem CID: 68995 IUPAC Name: 3,3-bis(4-hydroxy-3-methylphenyl)-1,3-dihydro-2-benzofuran-1-one SMILES: CC1=CC(=CC=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	68995
CAS	596-27-0
Molecular Weight (g/mol)	Mixture
MDL Number	MFCD00005912
SMILES	CC1=CC(=CC=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C(C)=C1
IUPAC Name	3,3-bis(4-hydroxy-3-methylphenyl)-1,3-dihydro-2-benzofuran-1-one
InChI Key	CPBJMKMKNCRKQB-UHFFFAOYSA-N
Molecular Formula	C22H18O4

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