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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1,021 – 1,035 of 7,117 results

1,021

Erythrosin B, ∽98%, MP Biomedicals™

CAS: 15905-32-5 Molecular Formula: C20H8I4O5 Molecular Weight (g/mol): 835.90 MDL Number: MFCD00005044 InChI Key: OALHHIHQOFIMEF-UHFFFAOYSA-N Synonym: Solvent Red 140 PubChem CID: 3259 IUPAC Name: 3',6'-dihydroxy-2',4',5',7'-tetraiodo-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one SMILES: OC1=C(I)C2=C(C=C1I)C1(OC(=O)C3=C1C=CC=C3)C1=CC(I)=C(O)C(I)=C1O2

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Specifications

PubChem CID	3259
CAS	15905-32-5
Molecular Weight (g/mol)	835.90
MDL Number	MFCD00005044
SMILES	OC1=C(I)C2=C(C=C1I)C1(OC(=O)C3=C1C=CC=C3)C1=CC(I)=C(O)C(I)=C1O2
Synonym	Solvent Red 140
IUPAC Name	3',6'-dihydroxy-2',4',5',7'-tetraiodo-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one
InChI Key	OALHHIHQOFIMEF-UHFFFAOYSA-N
Molecular Formula	C20H8I4O5

1,022

Cresyl violet acetate, 69%, MP Biomedicals™

CAS: 10510-54-0 Molecular Formula: C18H15N3O3 Molecular Weight (g/mol): 321.34 MDL Number: MFCD00013151,MFCD00013151 InChI Key: XKOCOMKJPWEOHX-UHFFFAOYSA-M Synonym: Cresyl Fast Violet,9-amino-5-imino-5H-benzo[a]phenoxazine acetate salt PubChem CID: 44134641 IUPAC Name: 8,12-diamino-10λ⁴-oxa-5-azatetraphen-10-ylium acetate SMILES: CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3

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Specifications

PubChem CID	44134641
CAS	10510-54-0
Molecular Weight (g/mol)	321.34
MDL Number	MFCD00013151,MFCD00013151
SMILES	CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3
Synonym	Cresyl Fast Violet,9-amino-5-imino-5H-benzo[a]phenoxazine acetate salt
IUPAC Name	8,12-diamino-10λ⁴-oxa-5-azatetraphen-10-ylium acetate
InChI Key	XKOCOMKJPWEOHX-UHFFFAOYSA-M
Molecular Formula	C18H15N3O3

1,023

Fluorescein Sodium Salt, Sigma-Aldrich

CAS: 518-47-8 Molecular Weight (g/mol): 376.27 g/mol

Pricing & Availability
Specifications

CAS	518-47-8
Molecular Weight (g/mol)	376.27 g/mol

1,024

Brilliant Black BN, MP Biomedicals™

CAS: 2519-30-4 Molecular Formula: C28H17N5Na4O14S4 Molecular Weight (g/mol): 867.664 InChI Key: AGKKBBSOKGLVTM-YENKNCRGSA-J Synonym: CI 28440,Food Black 1 PubChem CID: 6321379 IUPAC Name: tetrasodium;(6E)-4-acetamido-5-oxo-6-[[7-sulfonato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]hydrazinylidene]naphthalene-1,7-disulfonate SMILES: CC(=O)NC1=C2C(=C(C=C1)S(=O)(=O)[O-])C=C(C(=NNC3=C4C=C(C=CC4=C(C=C3)N=NC5=CC=C(C=C5)S(=O)(=O)[O-])S(=O)(=O)[O-])C2=O)S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

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Specifications

PubChem CID	6321379
CAS	2519-30-4
Molecular Weight (g/mol)	867.664
SMILES	CC(=O)NC1=C2C(=C(C=C1)S(=O)(=O)[O-])C=C(C(=NNC3=C4C=C(C=CC4=C(C=C3)N=NC5=CC=C(C=C5)S(=O)(=O)[O-])S(=O)(=O)[O-])C2=O)S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
Synonym	CI 28440,Food Black 1
IUPAC Name	tetrasodium;(6E)-4-acetamido-5-oxo-6-[[7-sulfonato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]hydrazinylidene]naphthalene-1,7-disulfonate
InChI Key	AGKKBBSOKGLVTM-YENKNCRGSA-J
Molecular Formula	C28H17N5Na4O14S4

1,025

Sudan Black B, MP Biomedicals

CAS: 4197-25-5 Molecular Formula: C29H24N6 Molecular Weight (g/mol): 456.553 InChI Key: YCUVUDODLRLVIC-UHFFFAOYSA-N Synonym: Solvent Black 3 PubChem CID: 61336 IUPAC Name: (2,2-dimethyl-1,3-dihydroperimidin-6-yl)-(4-phenyldiazenylnaphthalen-1-yl)diazene SMILES: CC1(NC2=C3C(=C(C=C2)N=NC4=CC=C(C5=CC=CC=C54)N=NC6=CC=CC=C6)C=CC=C3N1)C

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Specifications

PubChem CID	61336
CAS	4197-25-5
Molecular Weight (g/mol)	456.553
SMILES	CC1(NC2=C3C(=C(C=C2)N=NC4=CC=C(C5=CC=CC=C54)N=NC6=CC=CC=C6)C=CC=C3N1)C
Synonym	Solvent Black 3
IUPAC Name	(2,2-dimethyl-1,3-dihydroperimidin-6-yl)-(4-phenyldiazenylnaphthalen-1-yl)diazene
InChI Key	YCUVUDODLRLVIC-UHFFFAOYSA-N
Molecular Formula	C29H24N6

1,026

Biebrich Scarlet sodium salt

CAS: 4196-99-0 Molecular Formula: C22H14N4Na2O7S2 Molecular Weight (g/mol): 556.47 MDL Number: MFCD00003891 InChI Key: YCKMEQRBEVVZQF-VKZXTWAVSA-L Synonym: C.I. 26905; 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
CAS	4196-99-0
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	C.I. 26905; 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

1,027

Thermo Scientific™ Remel™ Giemsa Plus Stain Kit

Thermo Scientific™ Remel Giemsa Plus Stain Kit is a modified Wright stain for detection and identification of blood and tissue parasites.

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1,028

Promotions Available

Thermo Scientific Chemicals Brilliant Blue R

CAS: 6104-59-2 Molecular Formula: C45H44N3NaO7S2 Molecular Weight (g/mol): 825.97 MDL Number: MFCD00041762 InChI Key: HAEGGLCXLFWTBE-UHFFFAOYSA-M Synonym: Coomassie Brilliant Blue R 250; C.I. 42660 PubChem CID: 61365 IUPAC Name: sodium;3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate SMILES: [Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1

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Specifications

PubChem CID	61365
CAS	6104-59-2
Molecular Weight (g/mol)	825.97
MDL Number	MFCD00041762
SMILES	[Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1
Synonym	Coomassie Brilliant Blue R 250; C.I. 42660
IUPAC Name	sodium;3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate
InChI Key	HAEGGLCXLFWTBE-UHFFFAOYSA-M
Molecular Formula	C45H44N3NaO7S2

1,029

Azure B, MP Biomedicals™

CAS: 531-55-5 Molecular Formula: C15H16ClN3S Molecular Weight (g/mol): 305.824 MDL Number: MFCD00011935 InChI Key: DNDJEIWCTMMZBX-UHFFFAOYSA-N Synonym: C.I. 52010,N, N, N-Trimethylthionin PubChem CID: 68275 IUPAC Name: dimethyl-[7-(methylamino)phenothiazin-3-ylidene]azanium;chloride SMILES: CNC1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-]

Pricing & Availability
Specifications

PubChem CID	68275
CAS	531-55-5
Molecular Weight (g/mol)	305.824
MDL Number	MFCD00011935
SMILES	CNC1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-]
Synonym	C.I. 52010,N, N, N-Trimethylthionin
IUPAC Name	dimethyl-[7-(methylamino)phenothiazin-3-ylidene]azanium;chloride
InChI Key	DNDJEIWCTMMZBX-UHFFFAOYSA-N
Molecular Formula	C15H16ClN3S

1,030

MilliporeSigma™ Shorr Staining Solution

Used for the diagnosis of hormonal dysfunction. MilliporeSigma™ Shorr Staining Solution is a ready-to-use solution that makes it possible to evaluate cytological target structures in human-gynecological specimen materials, for example cervical smears of vag