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.

466 – 480 of 6,411 results

466

Thermo Scientific Chemicals Thionin acetate, pure, high purity biological stain

CAS: 78338-22-4 Molecular Formula: C14H13N3O2S Molecular Weight (g/mol): 287.337 MDL Number: MFCD00081194 InChI Key: JOIRQYHDJINFGA-UHFFFAOYSA-N Synonym: 3, 7-Diaminophenothiazin-5-ium acetate PubChem CID: 2724414 IUPAC Name: (7-aminophenothiazin-3-ylidene)azanium;acetate SMILES: CC(=O)[O-].C1=CC2=C(C=C1N)SC3=CC(=[NH2+])C=CC3=N2

Pricing & Availability
Specifications

PubChem CID	2724414
CAS	78338-22-4
Molecular Weight (g/mol)	287.337
MDL Number	MFCD00081194
SMILES	CC(=O)[O-].C1=CC2=C(C=C1N)SC3=CC(=[NH2+])C=CC3=N2
Synonym	3, 7-Diaminophenothiazin-5-ium acetate
IUPAC Name	(7-aminophenothiazin-3-ylidene)azanium;acetate
InChI Key	JOIRQYHDJINFGA-UHFFFAOYSA-N
Molecular Formula	C14H13N3O2S

467

Thermo Scientific Chemicals Orange G, pure, certified

CAS: 1936-15-8 Molecular Formula: C16H10N2Na2O7S2 Molecular Weight (g/mol): 452.36 MDL Number: MFCD00012457 InChI Key: AEOVEGJBKQQFOP-DDVLFWKVSA-L Synonym: Acid Orange 10,7-Hydroxy-8-(phenylazo)-1, 3-naphthalenedisulfonic acid, disodium salt,C.I. 16230 PubChem CID: 131850556 IUPAC Name: (8Z)-7-oxo-8-(phenylhydrazinylidene)naphthalene-1,3-disulfonic acid;sodium SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=CC=CC=C3)C(=O)C=C2)C(=C1)S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	131850556
CAS	1936-15-8
Molecular Weight (g/mol)	452.36
MDL Number	MFCD00012457
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=CC=CC=C3)C(=O)C=C2)C(=C1)S([O-])(=O)=O
Synonym	Acid Orange 10,7-Hydroxy-8-(phenylazo)-1, 3-naphthalenedisulfonic acid, disodium salt,C.I. 16230
IUPAC Name	(8Z)-7-oxo-8-(phenylhydrazinylidene)naphthalene-1,3-disulfonic acid;sodium
InChI Key	AEOVEGJBKQQFOP-DDVLFWKVSA-L
Molecular Formula	C16H10N2Na2O7S2

468

Thermo Scientific Chemicals Aniline Blue, sodium salt, pure, water soluble, certified

CAS: 28983-56-4 Molecular Formula: C37H26N3Na2O9S3 Molecular Weight (g/mol): 798.79 MDL Number: MFCD00058509 InChI Key: TUHAIJABPUJAEY-UHFFFAOYSA-K Synonym: Acid Blue 22,C.I. 42755 PubChem CID: 131675892 IUPAC Name: disodium 2-{[4-({4-[(2-sulfonatophenyl)amino]phenyl}({4-[(2-sulfonatophenyl)imino]cyclohexa-2,5-dien-1-ylidene})methyl)phenyl]amino}benzene-1-sulfonate SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC=CC=C1NC1=CC=C(C=C1)C(C1=CC=C(NC2=CC=CC=C2S([O-])(=O)=O)C=C1)=C1C=CC(C=C1)=NC1=CC=CC=C1S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	131675892
CAS	28983-56-4
Molecular Weight (g/mol)	798.79
MDL Number	MFCD00058509
SMILES	[Na+].[Na+].[O-]S(=O)(=O)C1=CC=CC=C1NC1=CC=C(C=C1)C(C1=CC=C(NC2=CC=CC=C2S([O-])(=O)=O)C=C1)=C1C=CC(C=C1)=NC1=CC=CC=C1S([O-])(=O)=O
Synonym	Acid Blue 22,C.I. 42755
IUPAC Name	disodium 2-{[4-({4-[(2-sulfonatophenyl)amino]phenyl}({4-[(2-sulfonatophenyl)imino]cyclohexa-2,5-dien-1-ylidene})methyl)phenyl]amino}benzene-1-sulfonate
InChI Key	TUHAIJABPUJAEY-UHFFFAOYSA-K
Molecular Formula	C37H26N3Na2O9S3

469

Thermo Scientific Chemicals Hematoxylin, 85%, pure, certified

CAS: 517-28-2 Molecular Formula: C16H14O6 Molecular Weight (g/mol): 302.28 MDL Number: MFCD00078111 InChI Key: WZUVPPKBWHMQCE-WKTCHCBJNA-N Synonym: Natural Black 1,C.I. 75290 PubChem CID: 45029742 IUPAC Name: (6aR)-7,11b-dihydro-6H-indeno[2,1-c]chromene-3,4,6a,9,10-pentol SMILES: [H][C@]12C3=C(C[C@@]1(O)COC1=C2C=CC(O)=C1O)C=C(O)C(O)=C3

Pricing & Availability
Specifications

PubChem CID	45029742
CAS	517-28-2
Molecular Weight (g/mol)	302.28
MDL Number	MFCD00078111
SMILES	[H][C@]12C3=C(C[C@@]1(O)COC1=C2C=CC(O)=C1O)C=C(O)C(O)=C3
Synonym	Natural Black 1,C.I. 75290
IUPAC Name	(6aR)-7,11b-dihydro-6H-indeno[2,1-c]chromene-3,4,6a,9,10-pentol
InChI Key	WZUVPPKBWHMQCE-WKTCHCBJNA-N
Molecular Formula	C16H14O6

470

Thermo Scientific Chemicals Janus Green B

CAS: 2869-83-2 Molecular Formula: C30H31ClN6 Molecular Weight (g/mol): 511.07 MDL Number: MFCD00011758 InChI Key: XXACTDWGHQXLGW-UHFFFAOYSA-M Synonym: C.I. 11050 PubChem CID: 76123 ChEBI: CHEBI:21184 IUPAC Name: 8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride SMILES: [Cl-].CCN(CC)C1=CC=C2N=C3C=CC(=CC3=[N+](C3=CC=CC=C3)C2=C1)N=NC1=CC=C(C=C1)N(C)C

Pricing & Availability
Specifications

PubChem CID	76123
CAS	2869-83-2
Molecular Weight (g/mol)	511.07
ChEBI	CHEBI:21184
MDL Number	MFCD00011758
SMILES	[Cl-].CCN(CC)C1=CC=C2N=C3C=CC(=CC3=[N+](C3=CC=CC=C3)C2=C1)N=NC1=CC=C(C=C1)N(C)C
Synonym	C.I. 11050
IUPAC Name	8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride
InChI Key	XXACTDWGHQXLGW-UHFFFAOYSA-M
Molecular Formula	C30H31ClN6

471

Solvent blue 35, MP Biomedicals™

CAS: 17354-14-2 Molecular Formula: C22H26N2O2 Molecular Weight (g/mol): 350.462 MDL Number: MFCD00011714 InChI Key: OCQDPIXQTSYZJL-UHFFFAOYSA-N Synonym: C.I. 61554,Sudan Blue II PubChem CID: 3766139 IUPAC Name: 1,4-bis(butylamino)anthracene-9,10-dione SMILES: CCCCNC1=C2C(=C(C=C1)NCCCC)C(=O)C3=CC=CC=C3C2=O

Pricing & Availability
Specifications

PubChem CID	3766139
CAS	17354-14-2
Molecular Weight (g/mol)	350.462
MDL Number	MFCD00011714
SMILES	CCCCNC1=C2C(=C(C=C1)NCCCC)C(=O)C3=CC=CC=C3C2=O
Synonym	C.I. 61554,Sudan Blue II
IUPAC Name	1,4-bis(butylamino)anthracene-9,10-dione
InChI Key	OCQDPIXQTSYZJL-UHFFFAOYSA-N
Molecular Formula	C22H26N2O2

472

Thermo Scientific Chemicals Nuclear Fast Red, 94%, pure

CAS: 6409-77-4 Molecular Formula: C14H11NNaO7S Molecular Weight (g/mol): 360.292 MDL Number: MFCD00078493 InChI Key: KDEATZKCHKVXGA-UHFFFAOYSA-N Synonym: Calcium Red,C.I. 60760 PubChem CID: 131675027 IUPAC Name: 4-amino-1,3-dihydroxy-9,10-dioxoanthracene-2-sulfonic acid;molecular hydrogen;sodium SMILES: [HH].C1=CC=C2C(=C1)C(=O)C3=C(C2=O)C(=C(C(=C3N)O)S(=O)(=O)O)O.[Na]

Pricing & Availability
Specifications

PubChem CID	131675027
CAS	6409-77-4
Molecular Weight (g/mol)	360.292
MDL Number	MFCD00078493
SMILES	[HH].C1=CC=C2C(=C1)C(=O)C3=C(C2=O)C(=C(C(=C3N)O)S(=O)(=O)O)O.[Na]
Synonym	Calcium Red,C.I. 60760
IUPAC Name	4-amino-1,3-dihydroxy-9,10-dioxoanthracene-2-sulfonic acid;molecular hydrogen;sodium
InChI Key	KDEATZKCHKVXGA-UHFFFAOYSA-N
Molecular Formula	C14H11NNaO7S

473

Thermo Scientific Chemicals Thymol Blue, ACS reagent

CAS: 76-61-9 Molecular Formula: C27H30O5S Molecular Weight (g/mol): 466.592 MDL Number: MFCD00005869 InChI Key: PRZSXZWFJHEZBJ-UHFFFAOYSA-N Synonym: TB,Thymolsulfonephthalein PubChem CID: 65565 IUPAC Name: 4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenol SMILES: CC1=CC(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O

Pricing & Availability
Specifications

PubChem CID	65565
CAS	76-61-9
Molecular Weight (g/mol)	466.592
MDL Number	MFCD00005869
SMILES	CC1=CC(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O
Synonym	TB,Thymolsulfonephthalein
IUPAC Name	4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenol
InChI Key	PRZSXZWFJHEZBJ-UHFFFAOYSA-N
Molecular Formula	C27H30O5S

474

Thermo Scientific Chemicals Sudan I, pure

CAS: 842-07-9 Molecular Formula: C16H12N2O Molecular Weight (g/mol): 248.285 MDL Number: MFCD00003911 InChI Key: ZONYAPYTDIVJGG-VLGSPTGOSA-N Synonym: C.I. 12055,1-Phenylazo-2-naphthol,Solvent Yellow 14 PubChem CID: 5858445 IUPAC Name: (1Z)-1-(phenylhydrazinylidene)naphthalen-2-one SMILES: C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC=CC=C32

Pricing & Availability
Specifications

PubChem CID	5858445
CAS	842-07-9
Molecular Weight (g/mol)	248.285
MDL Number	MFCD00003911
SMILES	C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC=CC=C32
Synonym	C.I. 12055,1-Phenylazo-2-naphthol,Solvent Yellow 14
IUPAC Name	(1Z)-1-(phenylhydrazinylidene)naphthalen-2-one
InChI Key	ZONYAPYTDIVJGG-VLGSPTGOSA-N
Molecular Formula	C16H12N2O

475

Ferroin Indicator Solution, 0.025M, Honeywell Fluka™

CAS: 14634-91-4 Molecular Formula: C36H24FeN6O4S Molecular Weight (g/mol): 692.53 MDL Number: MFCD00036428 InChI Key: CIWXFRVOSDNDJZ-UHFFFAOYSA-L PubChem CID: 84567 IUPAC Name: iron(2+);1,10-phenanthroline;sulfate SMILES: [Fe++].[O-]S([O-])(=O)=O.C1=CN=C2C(C=CC3=CC=CN=C23)=C1.C1=CN=C2C(C=CC3=CC=CN=C23)=C1.C1=CN=C2C(C=CC3=CC=CN=C23)=C1

Pricing & Availability
Specifications

PubChem CID	84567
CAS	14634-91-4
Molecular Weight (g/mol)	692.53
MDL Number	MFCD00036428
SMILES	[Fe++].[O-]S([O-])(=O)=O.C1=CN=C2C(C=CC3=CC=CN=C23)=C1.C1=CN=C2C(C=CC3=CC=CN=C23)=C1.C1=CN=C2C(C=CC3=CC=CN=C23)=C1
IUPAC Name	iron(2+);1,10-phenanthroline;sulfate
InChI Key	CIWXFRVOSDNDJZ-UHFFFAOYSA-L
Molecular Formula	C36H24FeN6O4S

476

2',7'-Dichlorofluorescein 3',6'-diacetate, 97%

CAS: 2044-85-1 Molecular Formula: C24H14Cl2O7 Molecular Weight (g/mol): 485.27 MDL Number: MFCD00037501 InChI Key: VQVUBYASAICPFU-UHFFFAOYSA-N PubChem CID: 104913 IUPAC Name: (6'-acetyloxy-2',7'-dichloro-3-oxospiro[2-benzofuran-1,9'-xanthene]-3'-yl) acetate SMILES: CC(=O)OC1=CC2=C(C=C1Cl)C1(OC(=O)C3=CC=CC=C13)C1=CC(Cl)=C(OC(C)=O)C=C1O2

Pricing & Availability
Specifications

PubChem CID	104913
CAS	2044-85-1
Molecular Weight (g/mol)	485.27
MDL Number	MFCD00037501
SMILES	CC(=O)OC1=CC2=C(C=C1Cl)C1(OC(=O)C3=CC=CC=C13)C1=CC(Cl)=C(OC(C)=O)C=C1O2
IUPAC Name	(6'-acetyloxy-2',7'-dichloro-3-oxospiro[2-benzofuran-1,9'-xanthene]-3'-yl) acetate
InChI Key	VQVUBYASAICPFU-UHFFFAOYSA-N
Molecular Formula	C24H14Cl2O7

477

Thermo Scientific Chemicals Methylthymol blue, tetrasodium salt, ACS reagent, indicator grade

CAS: 108722-19-6 Molecular Formula: C37H44N2Na4O13S Molecular Weight (g/mol): 848.779 MDL Number: MFCD00148905 InChI Key: LGVVZVZPOQJZKT-UHFFFAOYSA-N PubChem CID: 131850582 IUPAC Name: 2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-2-methyl-5-propan-2-ylphenyl]-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-hydroxy-6-methyl-3-propan-2-ylphenyl]methyl-(carboxymethyl)amino]acetic acid;sodium SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)CN(CC(=O)O)CC(=O)O)O)C(C)C)C(C)C)O)CN(CC(=O)O)CC(=O)O.[Na].[Na].[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	131850582
CAS	108722-19-6
Molecular Weight (g/mol)	848.779
MDL Number	MFCD00148905
SMILES	CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)CN(CC(=O)O)CC(=O)O)O)C(C)C)C(C)C)O)CN(CC(=O)O)CC(=O)O.[Na].[Na].[Na].[Na]
IUPAC Name	2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-2-methyl-5-propan-2-ylphenyl]-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-hydroxy-6-methyl-3-propan-2-ylphenyl]methyl-(carboxymethyl)amino]acetic acid;sodium
InChI Key	LGVVZVZPOQJZKT-UHFFFAOYSA-N
Molecular Formula	C37H44N2Na4O13S

478

Thermo Scientific Chemicals Luxol™ Fast Blue MBSN, pure

CAS: 1328-51-4 Molecular Formula: C32H14CuN8Na2O6S2 Molecular Weight (g/mol): 780.16 MDL Number: MFCD00071424 InChI Key: DKBXPLYSDKSFEQ-UHFFFAOYSA-L Synonym: Solvent Blue 38 PubChem CID: 92030797 SMILES: C1=CC=C2C(=C1)C3=NC4=C5C=CC=CC5=C([N-]4)N=C6C7=C(C=CC=C7S(=O)(=O)[O-])C(=N6)N=C8C9=C(C(=CC=C9)S(=O)(=O)[O-])C(=N8)N=C2[N-]3.[Na+].[Na+].[Cu+2]

Pricing & Availability
Specifications

PubChem CID	92030797
CAS	1328-51-4
Molecular Weight (g/mol)	780.16
MDL Number	MFCD00071424
SMILES	C1=CC=C2C(=C1)C3=NC4=C5C=CC=CC5=C([N-]4)N=C6C7=C(C=CC=C7S(=O)(=O)[O-])C(=N6)N=C8C9=C(C(=CC=C9)S(=O)(=O)[O-])C(=N8)N=C2[N-]3.[Na+].[Na+].[Cu+2]
Synonym	Solvent Blue 38
InChI Key	DKBXPLYSDKSFEQ-UHFFFAOYSA-L
Molecular Formula	C32H14CuN8Na2O6S2

479

Hydroxy naphthol blue disodium salt, For ACS analysis, MP Biomedicals™

CAS: 165660-27-5 Molecular Formula: C20H14N2Na2O11S3 Molecular Weight (g/mol): 600.495 InChI Key: LXJHFXHZWYBBKJ-LUUCHEBKSA-N Synonym: `-(2-naphtholazo-3, 6-disulfonic acid)-2-naphthol-4-sulfonic acid trisodium salt,calcium indicator on sodium chloride PubChem CID: 131849366 IUPAC Name: 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonic acid;sodium SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	131849366
CAS	165660-27-5
Molecular Weight (g/mol)	600.495
SMILES	C1=CC=C2C(=C1)C(=CC(=O)C2=NNC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O.[Na].[Na]
Synonym	`-(2-naphtholazo-3, 6-disulfonic acid)-2-naphthol-4-sulfonic acid trisodium salt,calcium indicator on sodium chloride
IUPAC Name	3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2,7-disulfonic acid;sodium
InChI Key	LXJHFXHZWYBBKJ-LUUCHEBKSA-N
Molecular Formula	C20H14N2Na2O11S3

480

Xylene Cyanol FF, TCI America™

CAS: 2650-17-1 Molecular Formula: C25H27N2NaO6S2 Molecular Weight (g/mol): 538.61 MDL Number: MFCD00019481 InChI Key: VVLFAAMTGMGYBS-KRQUPCAFSA-M Synonym: Acid Blue 147 IUPAC Name: sodium 4-{[4-(ethylamino)-3-methylphenyl][(1Z,4Z)-4-(ethylimino)-3-methylcyclohexa-2,5-dien-1-ylidene]methyl}-3-sulfobenzene-1-sulfonate SMILES: [Na+].CCNC1=C(C)C=C(C=C1)C(=C1/C=C\C(=N\CC)\C(C)=C1)\C1=C(C=C(C=C1)S([O-])(=O)=O)S(O)(=O)=O

Pricing & Availability
Specifications

CAS	2650-17-1
Molecular Weight (g/mol)	538.61
MDL Number	MFCD00019481
SMILES	[Na+].CCNC1=C(C)C=C(C=C1)C(=C1/C=C\C(=N\CC)\C(C)=C1)\C1=C(C=C(C=C1)S([O-])(=O)=O)S(O)(=O)=O
Synonym	Acid Blue 147
IUPAC Name	sodium 4-{[4-(ethylamino)-3-methylphenyl][(1Z,4Z)-4-(ethylimino)-3-methylcyclohexa-2,5-dien-1-ylidene]methyl}-3-sulfobenzene-1-sulfonate
InChI Key	VVLFAAMTGMGYBS-KRQUPCAFSA-M
Molecular Formula	C25H27N2NaO6S2

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Xylene Cyanol FF, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Xylene Cyanol FF, TCI America™