Staining Reagents

Stains, staining systems, and blocking agents in a variety of types, grades, molecular weights, purities, and pH ranges; used to elucidate important structures of microorganisms including bacteria, viruses, protozoa, etc.

Stains and Dyes (9,112)

Tissue Stain Blocking Reagents (82)

Search Within Results

451 – 465 of 7,033 results

451

Thermo Scientific Chemicals Evans Blue

CAS: 314-13-6 Molecular Formula: C34H24N6Na4O14S4 Molecular Weight (g/mol): 960.79 MDL Number: MFCD00004021 InChI Key: KBNIFDASRCWYGC-GXNXWABVSA-J Synonym: C.I. 23860,Direct Blue 53 PubChem CID: 24832074 IUPAC Name: tetrasodium (6E)-4-amino-6-[2-(4'-{2-[(2E)-8-amino-1-oxo-5,7-disulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}-3,3'-dimethyl-[1,1'-biphenyl]-4-yl)hydrazin-1-ylidene]-5-oxo-5,6-dihydronaphthalene-1,3-disulfonate SMILES: [Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1N\N=C1/C=CC2=C(C=C(C(N)=C2C1=O)S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(N\N=C2/C=CC3=C(C=C(C(N)=C3C2=O)S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	24832074
CAS	314-13-6
Molecular Weight (g/mol)	960.79
MDL Number	MFCD00004021
SMILES	[Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1N\N=C1/C=CC2=C(C=C(C(N)=C2C1=O)S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(N\N=C2/C=CC3=C(C=C(C(N)=C3C2=O)S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C1
Synonym	C.I. 23860,Direct Blue 53
IUPAC Name	tetrasodium (6E)-4-amino-6-[2-(4'-{2-[(2E)-8-amino-1-oxo-5,7-disulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}-3,3'-dimethyl-[1,1'-biphenyl]-4-yl)hydrazin-1-ylidene]-5-oxo-5,6-dihydronaphthalene-1,3-disulfonate
InChI Key	KBNIFDASRCWYGC-GXNXWABVSA-J
Molecular Formula	C34H24N6Na4O14S4

452

Thermo Scientific Chemicals Quinoline Yellow, 95%, pure, water soluble

CAS: 8004-92-0 Molecular Formula: C18H9NNa2O8S2 Molecular Weight (g/mol): 477.37 MDL Number: MFCD00080727 InChI Key: FZUOVNMHEAPVBW-UHFFFAOYSA-L PubChem CID: 129893443 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
InChI Key	FZUOVNMHEAPVBW-UHFFFAOYSA-L
Molecular Formula	C18H9NNa2O8S2

453

Pigment Green 7, TCI America™

CAS: 1328-53-6 Molecular Formula: C32Cl16CuN8 Molecular Weight (g/mol): 1127.154 MDL Number: MFCD00053950 InChI Key: ABFKYPFPQRDCGM-UHFFFAOYSA-N Synonym: Phthalocyanine Green PubChem CID: 6508016 SMILES: C12=C(C(=C(C(=C1Cl)Cl)Cl)Cl)C3=NC4=NC(=NC5=NC(=NC6=C7C(=C([N-]6)N=C2[N-]3)C(=C(C(=C7Cl)Cl)Cl)Cl)C8=C5C(=C(C(=C8Cl)Cl)Cl)Cl)C9=C4C(=C(C(=C9Cl)Cl)Cl)Cl.[Cu+2]

Pricing & Availability
Specifications

PubChem CID	6508016
CAS	1328-53-6
Molecular Weight (g/mol)	1127.154
MDL Number	MFCD00053950
SMILES	C12=C(C(=C(C(=C1Cl)Cl)Cl)Cl)C3=NC4=NC(=NC5=NC(=NC6=C7C(=C([N-]6)N=C2[N-]3)C(=C(C(=C7Cl)Cl)Cl)Cl)C8=C5C(=C(C(=C8Cl)Cl)Cl)Cl)C9=C4C(=C(C(=C9Cl)Cl)Cl)Cl.[Cu+2]
Synonym	Phthalocyanine Green
InChI Key	ABFKYPFPQRDCGM-UHFFFAOYSA-N
Molecular Formula	C32Cl16CuN8

454

Alcian Blue 8GX, MP Biomedicals™

CAS: 75881-23-1 Molecular Formula: C56H68Cl4CuN16S4 Molecular Weight (g/mol): 1298.858 InChI Key: CKLBXIYTBHXJEH-UHFFFAOYSA-J Synonym: Alcian Blue, Ingrain Blue 1 PubChem CID: 16211091 SMILES: CN(C)C(=[N+](C)C)SCC1=CC2=C(C=C1)C3=NC4=NC(=NC5=C6C=C(C=CC6=C([N-]5)N=C7C8=C(C=CC(=C8)CSC(=[N+](C)C)N(C)C)C(=N7)N=C2[N-]3)CSC(=[N+](C)C)N(C)C)C9=C4C=C(C=C9)CSC(=[N+](C)C)N(C)C.[Cl-].[Cl-].[Cl-].[Cl-].[Cu+2]

Pricing & Availability
Specifications

PubChem CID	16211091
CAS	75881-23-1
Molecular Weight (g/mol)	1298.858
SMILES	CN(C)C(=[N+](C)C)SCC1=CC2=C(C=C1)C3=NC4=NC(=NC5=C6C=C(C=CC6=C([N-]5)N=C7C8=C(C=CC(=C8)CSC(=[N+](C)C)N(C)C)C(=N7)N=C2[N-]3)CSC(=[N+](C)C)N(C)C)C9=C4C=C(C=C9)CSC(=[N+](C)C)N(C)C.[Cl-].[Cl-].[Cl-].[Cl-].[Cu+2]
Synonym	Alcian Blue, Ingrain Blue 1
InChI Key	CKLBXIYTBHXJEH-UHFFFAOYSA-J
Molecular Formula	C56H68Cl4CuN16S4

455

Thermo Scientific Chemicals Alizarin, 97%, pure

CAS: 72-48-0 Molecular Formula: C14H8O4 Molecular Weight (g/mol): 240.214 MDL Number: MFCD00001201 InChI Key: RGCKGOZRHPZPFP-UHFFFAOYSA-N Synonym: 1, 2-Dihydroxyanthraquinone,Mordant Red 11 PubChem CID: 6293 ChEBI: CHEBI:16866 IUPAC Name: 1,2-dihydroxyanthracene-9,10-dione SMILES: C1=CC=C2C(=C1)C(=O)C3=C(C2=O)C(=C(C=C3)O)O

Pricing & Availability
Specifications

PubChem CID	6293
CAS	72-48-0
Molecular Weight (g/mol)	240.214
ChEBI	CHEBI:16866
MDL Number	MFCD00001201
SMILES	C1=CC=C2C(=C1)C(=O)C3=C(C2=O)C(=C(C=C3)O)O
Synonym	1, 2-Dihydroxyanthraquinone,Mordant Red 11
IUPAC Name	1,2-dihydroxyanthracene-9,10-dione
InChI Key	RGCKGOZRHPZPFP-UHFFFAOYSA-N
Molecular Formula	C14H8O4

456

Thermo Scientific Chemicals Fluoresceinamine isomer I, pure

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

457

Safranine O, MP Biomedicals™

CAS: 477-73-6 Molecular Formula: C20H19ClN4 Molecular Weight (g/mol): 350.85 MDL Number: MFCD00011759 InChI Key: QRYAEWIQIBAZOJ-UHFFFAOYSA-N Synonym: Basic Red 2,Gossypimine PubChem CID: 2723800 IUPAC Name: 2,7-diamino-1,8-dimethyl-5-phenyl-5λ⁵-phenazin-5-ylium chloride SMILES: [Cl-].CC1=C(N)C=C2C(=C1)N=C1C(C)=C(N)C=CC1=[N+]2C1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	2723800
CAS	477-73-6
Molecular Weight (g/mol)	350.85
MDL Number	MFCD00011759
SMILES	[Cl-].CC1=C(N)C=C2C(=C1)N=C1C(C)=C(N)C=CC1=[N+]2C1=CC=CC=C1
Synonym	Basic Red 2,Gossypimine
IUPAC Name	2,7-diamino-1,8-dimethyl-5-phenyl-5λ⁵-phenazin-5-ylium chloride
InChI Key	QRYAEWIQIBAZOJ-UHFFFAOYSA-N
Molecular Formula	C20H19ClN4

458

Eosin Y Free Acid, MP Biomedicals

CAS: 15086-94-9 Molecular Formula: C₂₀H₈Br₄O₅ Synonym: 2,4,5,7-Tetrabromofluorescein,Eosin yellowish

Pricing & Availability
Specifications

CAS	15086-94-9
Synonym	2,4,5,7-Tetrabromofluorescein,Eosin yellowish
Molecular Formula	C₂₀H₈Br₄O₅

459

Thermo Scientific Chemicals Victoria Blue B, pure

CAS: 2580-56-5 Molecular Formula: C33H32ClN3 Molecular Weight (g/mol): 506.09 MDL Number: MFCD00011878 InChI Key: LLWJPGAKXJBKKA-UHFFFAOYSA-N Synonym: Basic Blue 26,C.I. 44045 PubChem CID: 17407 ChEBI: CHEBI:87651 IUPAC Name: [4-[bis[4-(dimethylamino)phenyl]methylidene]naphthalen-1-ylidene]-phenylazanium;chloride SMILES: CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[NH+]C3=CC=CC=C3)C4=CC=CC=C24)C5=CC=C(C=C5)N(C)C.[Cl-]

Pricing & Availability
Specifications

PubChem CID	17407
CAS	2580-56-5
Molecular Weight (g/mol)	506.09
ChEBI	CHEBI:87651
MDL Number	MFCD00011878
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[NH+]C3=CC=CC=C3)C4=CC=CC=C24)C5=CC=C(C=C5)N(C)C.[Cl-]
Synonym	Basic Blue 26,C.I. 44045
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]naphthalen-1-ylidene]-phenylazanium;chloride
InChI Key	LLWJPGAKXJBKKA-UHFFFAOYSA-N
Molecular Formula	C33H32ClN3

460

Thermo Scientific Chemicals Cresyl Violet acetate, pure, high purity biological stain

CAS: 10510-54-0 Molecular Formula: C18H15N3O3 Molecular Weight (g/mol): 321.34 MDL Number: MFCD00013151,MFCD00013151 InChI Key: XKOCOMKJPWEOHX-UHFFFAOYSA-M PubChem CID: 44134641 IUPAC Name: acetic acid;5-iminobenzo[a]phenoxazin-9-amine SMILES: CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3

Pricing & Availability
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
IUPAC Name	acetic acid;5-iminobenzo[a]phenoxazin-9-amine
InChI Key	XKOCOMKJPWEOHX-UHFFFAOYSA-M
Molecular Formula	C18H15N3O3

461

2,6-Dichloroindophenol, sodium salt hydrate, 95%

CAS: 1266615-56-8 Molecular Formula: C12H6Cl2NNaO2 Molecular Weight (g/mol): 290.07 MDL Number: MFCD00150014 InChI Key: CVSUAFOWIXUYQA-UHFFFAOYSA-M Synonym: Tillman's reagent hydrate PubChem CID: 23696612 SMILES: [Na+].[O-]C1=CC=C(C=C1)N=C1C=C(Cl)C(=O)C(Cl)=C1

Pricing & Availability
Specifications

PubChem CID	23696612
CAS	1266615-56-8
Molecular Weight (g/mol)	290.07
MDL Number	MFCD00150014
SMILES	[Na+].[O-]C1=CC=C(C=C1)N=C1C=C(Cl)C(=O)C(Cl)=C1
Synonym	Tillman's reagent hydrate
InChI Key	CVSUAFOWIXUYQA-UHFFFAOYSA-M
Molecular Formula	C12H6Cl2NNaO2

462

Bromocresol purple, MP Biomedicals™

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.22 MDL Number: MFCD00011681 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N Synonym: 5', 5”-dibromo-o-cresolsulfonephthalein PubChem CID: 8273 ChEBI: CHEBI:86154 IUPAC Name: 3,3-bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione SMILES: CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1

Pricing & Availability
Specifications

PubChem CID	8273
CAS	115-40-2
Molecular Weight (g/mol)	540.22
ChEBI	CHEBI:86154
MDL Number	MFCD00011681
SMILES	CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1
Synonym	5', 5”-dibromo-o-cresolsulfonephthalein
IUPAC Name	3,3-bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione
InChI Key	ABIUHPWEYMSGSR-UHFFFAOYSA-N
Molecular Formula	C21H16Br2O5S

463

Thermo Scientific Chemicals Eriochrome∣r Blue Black B

CAS: 3564-14-5 Molecular Formula: C20H13N2NaO5S Molecular Weight (g/mol): 416.38 MDL Number: MFCD00003934 InChI Key: YRFCCVCSEVISHI-GXTSIBQPSA-M Synonym: C.I. 14640; Mordant Black 3 PubChem CID: 23722702 SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC=CC=C12)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	23722702
CAS	3564-14-5
Molecular Weight (g/mol)	416.38
MDL Number	MFCD00003934
SMILES	[Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC=CC=C12)S([O-])(=O)=O
Synonym	C.I. 14640; Mordant Black 3
InChI Key	YRFCCVCSEVISHI-GXTSIBQPSA-M
Molecular Formula	C20H13N2NaO5S

464

Thermo Scientific Chemicals Bromocresol Green sodium salt, ACS

CAS: 62625-32-5 Molecular Formula: C₂₁H₁₃Br₄NaO₅S MDL Number: MFCD00148898 Synonym: Bromocresol Green, water soluble

Pricing & Availability
Specifications

CAS	62625-32-5
MDL Number	MFCD00148898
Synonym	Bromocresol Green, water soluble
Molecular Formula	C₂₁H₁₃Br₄NaO₅S

465

Thermo Scientific Chemicals Crystal Violet, pure, high purity biological stain

CAS: 548-62-9 | C25H30ClN3 | 407.986 g/mol

Pricing & Availability
Specifications

Molecular Weight (g/mol)	407.986
ChEBI	CHEBI:41688
InChI Key	ZXJXZNDDNMQXFV-UHFFFAOYSA-M
PubChem CID	11057
Percent Purity	≥96.0% (TiCl3-titration) (on dried substance)
Infrared Spectrum	Authentic
RTECS Number	BO9000000
Formula Weight	407.99
Melting Point	215.0°C
Color	Green
Loss on Drying	9% max. (110°C)
Physical Form	Powder or Crystals
Chemical Name or Material	Crystal Violet
Grade	Pure
SMILES	CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-]
Merck Index	15, 4430
CAS	90-94-8
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. Avoid release to the environment. Obtain special instructions before use. IF exposed or concerned: Get medical advice/attention. Do not eat, drink or smoke when using this product. 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	MFCD00011750
Health Hazard 2	GHS H Statement: Very toxic to aquatic life with long lasting effects. Harmful if swallowed. Causes serious eye damage. May cause cancer.
Packaging	Glass bottle
Solubility Information	Solubility in water: 16g/L (25°C). Other solubilities: soluble in chloroform, 1 g/10 mL alcohol, 1 g/15 mL glycerin, practically insoluble in ether
Health Hazard 1	Danger
Synonym	Basic Violet 3,C.I. 42555,Gentian Violet
TSCA	TSCA
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride
Beilstein	13, 756
Molecular Formula	C25H30ClN3
EINECS Number	208-953-6

Staining Reagents

Filtered Search Results

Narrow Results