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.

286 – 300 of 6,411 results

286

Thermo Scientific Chemicals Methyl Green, 0.1% w/v aq. soln.

CAS: 14855-76-6 Molecular Formula: C27H35BrClN3 Molecular Weight (g/mol): 516.952 MDL Number: MFCD00036449 InChI Key: IDAQSADEMXDTKN-UHFFFAOYSA-L Synonym: C.I. 42590; Ethyl Green PubChem CID: 84671 IUPAC Name: [4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]phenyl]-ethyl-dimethylazanium;bromide;chloride SMILES: CC[N+](C)(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-].[Br-]

Pricing & Availability
Specifications

PubChem CID	84671
CAS	14855-76-6
Molecular Weight (g/mol)	516.952
MDL Number	MFCD00036449
SMILES	CC[N+](C)(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-].[Br-]
Synonym	C.I. 42590; Ethyl Green
IUPAC Name	[4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]phenyl]-ethyl-dimethylazanium;bromide;chloride
InChI Key	IDAQSADEMXDTKN-UHFFFAOYSA-L
Molecular Formula	C27H35BrClN3

287

Thermo Scientific Chemicals Bromocresol Green sodium salt

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

288

BD Fixable Viability Stain 700

For discrimination of viable from non-viable mammalian cells in multicolor flow cytometric applications. Reacts with and covalently binds to cell-surface and intracellular amines.

Pricing & Availability

289

o-Phthalaldehyde 99.0+%, TCI America™

CAS: 643-79-8 Molecular Formula: C8H6O2 Molecular Weight (g/mol): 134.13 MDL Number: MFCD00003335 InChI Key: ZWLUXSQADUDCSB-UHFFFAOYSA-N Synonym: Phthaldialdehyde, Benzene-1,2-dicarboxaldehyde PubChem CID: 4807 ChEBI: CHEBI:70851 IUPAC Name: benzene-1,2-dicarbaldehyde SMILES: O=CC1=CC=CC=C1C=O

Pricing & Availability
Specifications

PubChem CID	4807
CAS	643-79-8
Molecular Weight (g/mol)	134.13
ChEBI	CHEBI:70851
MDL Number	MFCD00003335
SMILES	O=CC1=CC=CC=C1C=O
Synonym	Phthaldialdehyde, Benzene-1,2-dicarboxaldehyde
IUPAC Name	benzene-1,2-dicarbaldehyde
InChI Key	ZWLUXSQADUDCSB-UHFFFAOYSA-N
Molecular Formula	C8H6O2

290

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 PubChem CID: 24832074 IUPAC Name: tetrasodium;4-amino-6-[[4-[4-[2-(8-amino-1-oxo-5,7-disulfonatonaphthalen-2-ylidene)hydrazinyl]-3-methylphenyl]-2-methylphenyl]hydrazinylidene]-5-oxonaphthalene-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
IUPAC Name	tetrasodium;4-amino-6-[[4-[4-[2-(8-amino-1-oxo-5,7-disulfonatonaphthalen-2-ylidene)hydrazinyl]-3-methylphenyl]-2-methylphenyl]hydrazinylidene]-5-oxonaphthalene-1,3-disulfonate
InChI Key	KBNIFDASRCWYGC-GXNXWABVSA-J
Molecular Formula	C34H24N6Na4O14S4

291

Thioflavin T

CAS: 2390-54-7 Molecular Formula: C17H19ClN2S Molecular Weight (g/mol): 318.86 MDL Number: MFCD00011944 InChI Key: JADVWWSKYZXRGX-UHFFFAOYSA-M Synonym: Basic Yellow 1,C.I. 49005 PubChem CID: 16953 ChEBI: CHEBI:76023 IUPAC Name: 2-[4-(dimethylamino)phenyl]-3,6-dimethyl-1,3-benzothiazol-3-ium chloride SMILES: [Cl-].CN(C)C1=CC=C(C=C1)C1=[N+](C)C2=CC=C(C)C=C2S1

Pricing & Availability
Specifications

PubChem CID	16953
CAS	2390-54-7
Molecular Weight (g/mol)	318.86
ChEBI	CHEBI:76023
MDL Number	MFCD00011944
SMILES	[Cl-].CN(C)C1=CC=C(C=C1)C1=[N+](C)C2=CC=C(C)C=C2S1
Synonym	Basic Yellow 1,C.I. 49005
IUPAC Name	2-[4-(dimethylamino)phenyl]-3,6-dimethyl-1,3-benzothiazol-3-ium chloride
InChI Key	JADVWWSKYZXRGX-UHFFFAOYSA-M
Molecular Formula	C17H19ClN2S

292

Coomassie Brilliant Blue G-250, MP Biomedicals™

CAS: 6104-58-1 Molecular Formula: C47H48N3NaO7S2 PubChem CID: 6328534 IUPAC Name: sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]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=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]

Pricing & Availability
Specifications

PubChem CID	6328534
CAS	6104-58-1
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=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]
IUPAC Name	sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate
Molecular Formula	C47H48N3NaO7S2

293

Thermo Scientific Chemicals Rhodamine 123, 99+%, pure

CAS: 62669-70-9 Molecular Formula: C21H19ClN2O4 Molecular Weight (g/mol): 398.843 MDL Number: MFCD00012664 InChI Key: SEXIURXGNASJRB-UHFFFAOYSA-N PubChem CID: 16211830 IUPAC Name: methyl 2-(3-amino-6-iminoxanthen-9-yl)benzoate;hydrate;hydrochloride SMILES: COC(=O)C1=CC=CC=C1C2=C3C=CC(=N)C=C3OC4=C2C=CC(=C4)N.O.Cl

Pricing & Availability
Specifications

PubChem CID	16211830
CAS	62669-70-9
Molecular Weight (g/mol)	398.843
MDL Number	MFCD00012664
SMILES	COC(=O)C1=CC=CC=C1C2=C3C=CC(=N)C=C3OC4=C2C=CC(=C4)N.O.Cl
IUPAC Name	methyl 2-(3-amino-6-iminoxanthen-9-yl)benzoate;hydrate;hydrochloride
InChI Key	SEXIURXGNASJRB-UHFFFAOYSA-N
Molecular Formula	C21H19ClN2O4

294

Coomassie Brilliant Blue G-250 [for Electrophoresis], TCI America™

CAS: 6104-58-1 Molecular Formula: C47H48N3NaO7S2 Molecular Weight (g/mol): 854.025 MDL Number: MFCD00078482 InChI Key: RWVGQQGBQSJDQV-UHFFFAOYSA-M Synonym: Acid Blue 90, Brilliant Blue G, CBB G-250 PubChem CID: 6328534 IUPAC Name: sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]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=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]

Pricing & Availability
Specifications

PubChem CID	6328534
CAS	6104-58-1
Molecular Weight (g/mol)	854.025
MDL Number	MFCD00078482
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=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]
Synonym	Acid Blue 90, Brilliant Blue G, CBB G-250
IUPAC Name	sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate
InChI Key	RWVGQQGBQSJDQV-UHFFFAOYSA-M
Molecular Formula	C47H48N3NaO7S2

295

Osmium Tetroxide (4% in Water), TCI America™

CAS: 20816-12-0 Molecular Formula: O4Os Molecular Weight (g/mol): 254.23 MDL Number: MFCD00011150 InChI Key: VUVGYHUDAICLFK-UHFFFAOYSA-N Synonym: Osmium(VIII) Oxide PubChem CID: 30318 IUPAC Name: tetraoxoosmium SMILES: O=[Os](=O)(=O)=O

Pricing & Availability
Specifications

PubChem CID	30318
CAS	20816-12-0
Molecular Weight (g/mol)	254.23
MDL Number	MFCD00011150
SMILES	O=[Os](=O)(=O)=O
Synonym	Osmium(VIII) Oxide
IUPAC Name	tetraoxoosmium
InChI Key	VUVGYHUDAICLFK-UHFFFAOYSA-N
Molecular Formula	O4Os

296

Thermo Scientific Chemicals Eriochrome Black T Solution

CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Molecular Weight (g/mol): 461.38 MDL Number: MFCD00003935 InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M Synonym: C.I. 14645,3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt,Mordant Black 11 PubChem CID: 87355429 IUPAC Name: sodium (4Z)-4-[2-(1-hydroxynaphthalen-2-yl)hydrazin-1-ylidene]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	87355429
CAS	1787-61-7
Molecular Weight (g/mol)	461.38
MDL Number	MFCD00003935
SMILES	[Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O
Synonym	C.I. 14645,3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt,Mordant Black 11
IUPAC Name	sodium (4Z)-4-[2-(1-hydroxynaphthalen-2-yl)hydrazin-1-ylidene]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate
InChI Key	JHUJLRKQZAPSDP-GXTSIBQPSA-M
Molecular Formula	C20H12N3NaO7S

297

Thermo Scientific Chemicals Erythrosin B, pure, certified

CAS: 16423-68-0 Molecular Formula: C20H6I4Na2O5 Molecular Weight (g/mol): 879.86 MDL Number: MFCD00144257 InChI Key: IINNWAYUJNWZRM-UHFFFAOYSA-L Synonym: Acid Red 51,C.I. 45430 PubChem CID: 12961638 SMILES: [Na+].[Na+].[O-]C(=O)C1=C(C=CC=C1)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C([O-])=C(I)C=C12

Pricing & Availability
Specifications

PubChem CID	12961638
CAS	16423-68-0
Molecular Weight (g/mol)	879.86
MDL Number	MFCD00144257
SMILES	[Na+].[Na+].[O-]C(=O)C1=C(C=CC=C1)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C([O-])=C(I)C=C12
Synonym	Acid Red 51,C.I. 45430
InChI Key	IINNWAYUJNWZRM-UHFFFAOYSA-L
Molecular Formula	C20H6I4Na2O5

298

Dansyl chloride, 98%

CAS: 605-65-2 Molecular Formula: C12H12ClNO2S Molecular Weight (g/mol): 269.74 MDL Number: MFCD00003985 InChI Key: XPDXVDYUQZHFPV-UHFFFAOYSA-N Synonym: 5-Dimethylamino-1-naphthalenesulfonyl chloride PubChem CID: 11801 ChEBI: CHEBI:51907 IUPAC Name: 5-(dimethylamino)naphthalene-1-sulfonyl chloride SMILES: CN(C)C1=CC=CC2=C(C=CC=C12)S(Cl)(=O)=O

Pricing & Availability
Specifications

PubChem CID	11801
CAS	605-65-2
Molecular Weight (g/mol)	269.74
ChEBI	CHEBI:51907
MDL Number	MFCD00003985
SMILES	CN(C)C1=CC=CC2=C(C=CC=C12)S(Cl)(=O)=O
Synonym	5-Dimethylamino-1-naphthalenesulfonyl chloride
IUPAC Name	5-(dimethylamino)naphthalene-1-sulfonyl chloride
InChI Key	XPDXVDYUQZHFPV-UHFFFAOYSA-N
Molecular Formula	C12H12ClNO2S

299

Thermo Scientific™ Remel™ BactiDrop Calcofluor White

Detect fungi, yeasts, Microsporidium, Acanthamoeba, and Pneumocystis using BactiDrop™ Calcofluor White fluorescent stain.

Pricing & Availability

300

Potassium Chromate Indicator, For Chloride, Certified, 5% (w/v), LabChem™

CAS: 7732-18-5

Pricing & Availability
Specifications

CAS	7732-18-5

Stains and Dyes

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o-Phthalaldehyde 99.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Coomassie Brilliant Blue G-250 [for Electrophoresis], TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Osmium Tetroxide (4% in Water), TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Thermo Scientific™ Remel™ BactiDrop Calcofluor White GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

o-Phthalaldehyde 99.0+%, TCI America™

Coomassie Brilliant Blue G-250 [for Electrophoresis], TCI America™

Osmium Tetroxide (4% in Water), TCI America™

Thermo Scientific™ Remel™ BactiDrop Calcofluor White