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.

691 – 705 of 6,451 results

691

Quinaldine Red, Spectrum™ Chemical

CAS: 117-92-0

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CAS	117-92-0

692

o-Cresolphthalein Complex, Honeywell Fluka™

CAS: 2411-89-4 Molecular Formula: C32H32N2O12 Molecular Weight (g/mol): 636.61 MDL Number: MFCD00005911 InChI Key: IYZPEGVSBUNMBE-UHFFFAOYSA-N PubChem CID: 75485 IUPAC Name: 2-[[5-[1-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)amino]acetic acid SMILES: CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1

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Specifications

PubChem CID	75485
CAS	2411-89-4
Molecular Weight (g/mol)	636.61
MDL Number	MFCD00005911
SMILES	CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1
IUPAC Name	2-[[5-[1-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)amino]acetic acid
InChI Key	IYZPEGVSBUNMBE-UHFFFAOYSA-N
Molecular Formula	C32H32N2O12

693

Tiron, Indicator, Honeywell Fluka™

CAS: 270573-71-2 Molecular Formula: C6H6Na2O9S2 Molecular Weight (g/mol): 332.205 MDL Number: MFCD00149531 InChI Key: ZLRROLLKQDRDPI-UHFFFAOYSA-L PubChem CID: 2723960 IUPAC Name: disodium;4,5-dihydroxybenzene-1,3-disulfonate;hydrate SMILES: C1=C(C=C(C(=C1S(=O)(=O)[O-])O)O)S(=O)(=O)[O-].O.[Na+].[Na+]

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Specifications

PubChem CID	2723960
CAS	270573-71-2
Molecular Weight (g/mol)	332.205
MDL Number	MFCD00149531
SMILES	C1=C(C=C(C(=C1S(=O)(=O)[O-])O)O)S(=O)(=O)[O-].O.[Na+].[Na+]
IUPAC Name	disodium;4,5-dihydroxybenzene-1,3-disulfonate;hydrate
InChI Key	ZLRROLLKQDRDPI-UHFFFAOYSA-L
Molecular Formula	C6H6Na2O9S2

694

Sulfonazo III Sodium Salt, Honeywell™ Fluka™

CAS: 164581-28-6 Molecular Formula: C22H12N4Na4O14S4 Molecular Weight (g/mol): 776.551 MDL Number: MFCD00003942 InChI Key: OWVXGCUJHKOBMQ-SGLNGUFESA-J PubChem CID: 71299731 IUPAC Name: tetrasodium;(3Z,6E)-4,5-dioxo-3,6-bis[(2-sulfonatophenyl)hydrazinylidene]naphthalene-2,7-disulfonate SMILES: C1=CC=C(C(=C1)NN=C2C(=CC3=C(C2=O)C(=O)C(=NNC4=CC=CC=C4S(=O)(=O)[O-])C(=C3)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

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Specifications

PubChem CID	71299731
CAS	164581-28-6
Molecular Weight (g/mol)	776.551
MDL Number	MFCD00003942
SMILES	C1=CC=C(C(=C1)NN=C2C(=CC3=C(C2=O)C(=O)C(=NNC4=CC=CC=C4S(=O)(=O)[O-])C(=C3)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
IUPAC Name	tetrasodium;(3Z,6E)-4,5-dioxo-3,6-bis[(2-sulfonatophenyl)hydrazinylidene]naphthalene-2,7-disulfonate
InChI Key	OWVXGCUJHKOBMQ-SGLNGUFESA-J
Molecular Formula	C22H12N4Na4O14S4

695

Thermo Scientific Chemicals Bromophenol Blue, sodium salt, pure, water soluble, indicator

CAS: 34725-61-6 Molecular Formula: C19H9Br4NaO5S Molecular Weight (g/mol): 691.942 MDL Number: MFCD00013793 InChI Key: TWKDJMRHSLWRFI-UHFFFAOYSA-M Synonym: 3',3'',5',5''-Tetrabromophenolsulfonephthalein PubChem CID: 3791690 IUPAC Name: sodium;2-[(3,5-dibromo-4-hydroxyphenyl)-(3,5-dibromo-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzenesulfonate SMILES: C1=CC=C(C(=C1)C(=C2C=C(C(=O)C(=C2)Br)Br)C3=CC(=C(C(=C3)Br)O)Br)S(=O)(=O)[O-].[Na+]

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Specifications

PubChem CID	3791690
CAS	34725-61-6
Molecular Weight (g/mol)	691.942
MDL Number	MFCD00013793
SMILES	C1=CC=C(C(=C1)C(=C2C=C(C(=O)C(=C2)Br)Br)C3=CC(=C(C(=C3)Br)O)Br)S(=O)(=O)[O-].[Na+]
Synonym	3',3'',5',5''-Tetrabromophenolsulfonephthalein
IUPAC Name	sodium;2-[(3,5-dibromo-4-hydroxyphenyl)-(3,5-dibromo-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzenesulfonate
InChI Key	TWKDJMRHSLWRFI-UHFFFAOYSA-M
Molecular Formula	C19H9Br4NaO5S

696

Thermo Scientific Chemicals Methyl Yellow, pure, indicator grade

CAS: 60-11-7 Molecular Formula: C14H15N3 Molecular Weight (g/mol): 225.30 MDL Number: MFCD00008308 InChI Key: JCYPECIVGRXBMO-UHFFFAOYSA-N Synonym: 4-Dimethylaminoazobenzene,N, N-Dimethyl-4-phenylazoaniline,Solvent Yellow 2 PubChem CID: 6053 ChEBI: CHEBI:17903 IUPAC Name: N,N-dimethyl-4-phenyldiazenylaniline SMILES: CN(C)C1=CC=C(C=C1)N=NC1=CC=CC=C1

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Specifications

PubChem CID	6053
CAS	60-11-7
Molecular Weight (g/mol)	225.30
ChEBI	CHEBI:17903
MDL Number	MFCD00008308
SMILES	CN(C)C1=CC=C(C=C1)N=NC1=CC=CC=C1
Synonym	4-Dimethylaminoazobenzene,N, N-Dimethyl-4-phenylazoaniline,Solvent Yellow 2
IUPAC Name	N,N-dimethyl-4-phenyldiazenylaniline
InChI Key	JCYPECIVGRXBMO-UHFFFAOYSA-N
Molecular Formula	C14H15N3

697

Thermo Scientific Chemicals Chromotrope 2B, pure

CAS: 548-80-1 Molecular Formula: C16H9N3Na2O10S2 Molecular Weight (g/mol): 513.36 MDL Number: MFCD00003951 InChI Key: MQHFURHHKNKIRN-GVLVODDDSA-L Synonym: 4,5-Dihydroxy-3-(p-nitrophenylazo)-2,7-naphthalenedisulfonic acid, disodium salt,C.I. 16575,4, 5-Dihydroxy-3-(p-nitrophenylazo)-2, 7-naphthalenedisulfonic acid PubChem CID: 44135472 IUPAC Name: disodium;5-hydroxy-3-[(4-nitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate SMILES: [Na+].[Na+].OC1=CC(=CC2=C1C(=O)\C(=N/NC1=CC=C(C=C1)[N+]([O-])=O)C(=C2)S([O-])(=O)=O)S([O-])(=O)=O

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Specifications

PubChem CID	44135472
CAS	548-80-1
Molecular Weight (g/mol)	513.36
MDL Number	MFCD00003951
SMILES	[Na+].[Na+].OC1=CC(=CC2=C1C(=O)\C(=N/NC1=CC=C(C=C1)[N+]([O-])=O)C(=C2)S([O-])(=O)=O)S([O-])(=O)=O
Synonym	4,5-Dihydroxy-3-(p-nitrophenylazo)-2,7-naphthalenedisulfonic acid, disodium salt,C.I. 16575,4, 5-Dihydroxy-3-(p-nitrophenylazo)-2, 7-naphthalenedisulfonic acid
IUPAC Name	disodium;5-hydroxy-3-[(4-nitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate
InChI Key	MQHFURHHKNKIRN-GVLVODDDSA-L
Molecular Formula	C16H9N3Na2O10S2

698

Sulforhodamine 101 acid chloride

CAS: 82354-19-6 Molecular Formula: C31H29ClN2O6S2 Molecular Weight (g/mol): 625.15 MDL Number: MFCD00012406 InChI Key: MPLHNVLQVRSVEE-UHFFFAOYSA-N Synonym: Texas Red™; Sulforhodamine 101 sulfonyl chloride PubChem CID: 452705 ChEBI: CHEBI:51247 IUPAC Name: 16-[4-(chlorosulfonyl)-2-sulfonatophenyl]-3-oxa-9λ⁵,23-diazaheptacyclo[17.7.1.1⁵,⁹.0²,¹⁷.0⁴,¹⁵.0²³,²⁷.0¹³,²⁸]octacosa-1,4,9(28),13,15,17,19(27)-heptaen-9-ylium SMILES: [O-]S(=O)(=O)C1=C(C=CC(=C1)S(Cl)(=O)=O)C1=C2C=C3CCC[N+]4=C3C(CCC4)=C2OC2=C3CCCN4CCCC(C=C12)=C34

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Specifications

PubChem CID	452705
CAS	82354-19-6
Molecular Weight (g/mol)	625.15
ChEBI	CHEBI:51247
MDL Number	MFCD00012406
SMILES	[O-]S(=O)(=O)C1=C(C=CC(=C1)S(Cl)(=O)=O)C1=C2C=C3CCC[N+]4=C3C(CCC4)=C2OC2=C3CCCN4CCCC(C=C12)=C34
Synonym	Texas Red™; Sulforhodamine 101 sulfonyl chloride
IUPAC Name	16-[4-(chlorosulfonyl)-2-sulfonatophenyl]-3-oxa-9λ⁵,23-diazaheptacyclo[17.7.1.1⁵,⁹.0²,¹⁷.0⁴,¹⁵.0²³,²⁷.0¹³,²⁸]octacosa-1,4,9(28),13,15,17,19(27)-heptaen-9-ylium
InChI Key	MPLHNVLQVRSVEE-UHFFFAOYSA-N
Molecular Formula	C31H29ClN2O6S2

699

2',7'-Dichlorofluorescein, ACS reagent

CAS: 76-54-0 Molecular Formula: C20H10Cl2O5 Molecular Weight (g/mol): 401.195 InChI Key: VFNKZQNIXUFLBC-UHFFFAOYSA-N Synonym: 2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one PubChem CID: 64944 ChEBI: CHEBI:51596 IUPAC Name: 2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl

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Specifications

PubChem CID	64944
CAS	76-54-0
Molecular Weight (g/mol)	401.195
ChEBI	CHEBI:51596
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl
Synonym	2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
IUPAC Name	2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
InChI Key	VFNKZQNIXUFLBC-UHFFFAOYSA-N
Molecular Formula	C20H10Cl2O5

700

Thermo Scientific Chemicals Rhodamine 101 inner salt, 94%, pure

CAS: 116450-56-7 Molecular Formula: C32H30N2O3 Molecular Weight (g/mol): 490.603 MDL Number: MFCD00051383 InChI Key: MUSLHCJRTRQOSP-UHFFFAOYSA-N PubChem CID: 2735129 ChEBI: CHEBI:52314 SMILES: C1CC2=C3C(=C4C(=C2)C(=C5C=C6CCC[N+]7=C6C(=C5O4)CCC7)C8=CC=CC=C8C(=O)[O-])CCCN3C1

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Specifications

PubChem CID	2735129
CAS	116450-56-7
Molecular Weight (g/mol)	490.603
ChEBI	CHEBI:52314
MDL Number	MFCD00051383
SMILES	C1CC2=C3C(=C4C(=C2)C(=C5C=C6CCC[N+]7=C6C(=C5O4)CCC7)C8=CC=CC=C8C(=O)[O-])CCCN3C1
InChI Key	MUSLHCJRTRQOSP-UHFFFAOYSA-N
Molecular Formula	C32H30N2O3

701

Thermo Scientific Chemicals Sudan Black B, certified

CAS: 4197-25-5 Molecular Formula: C29H24N6 Molecular Weight (g/mol): 456.553 MDL Number: MFCD00006919 InChI Key: YCUVUDODLRLVIC-UHFFFAOYSA-N Synonym: C.I. 26150,Fat Black HB,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

Pricing & Availability
Specifications

PubChem CID	61336
CAS	4197-25-5
Molecular Weight (g/mol)	456.553
MDL Number	MFCD00006919
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	C.I. 26150,Fat Black HB,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

702

Azomethine H monosodium salt monohydrate, 95%

CAS: 5941-07-1,304655-82-1 Molecular Formula: C17H15NNaO9S2 Molecular Weight (g/mol): 464.415 InChI Key: CYPHYAYBFNUBEV-TTWKNDKESA-N PubChem CID: 131877441 IUPAC Name: 4-hydroxy-5-[[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino]naphthalene-2,7-disulfonic acid;sodium;hydrate SMILES: C1=CC(=CNC2=C3C(=CC(=C2)S(=O)(=O)O)C=C(C=C3O)S(=O)(=O)O)C(=O)C=C1.O.[Na]

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Specifications

PubChem CID	131877441
CAS	5941-07-1,304655-82-1
Molecular Weight (g/mol)	464.415
SMILES	C1=CC(=CNC2=C3C(=CC(=C2)S(=O)(=O)O)C=C(C=C3O)S(=O)(=O)O)C(=O)C=C1.O.[Na]
IUPAC Name	4-hydroxy-5-[[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino]naphthalene-2,7-disulfonic acid;sodium;hydrate
InChI Key	CYPHYAYBFNUBEV-TTWKNDKESA-N
Molecular Formula	C17H15NNaO9S2

703

Thermo Scientific Chemicals New Coccine, pure

CAS: 2611-82-7 Molecular Formula: C20H11N2Na3O10S3 Molecular Weight (g/mol): 604.46 MDL Number: MFCD00004084 InChI Key: IVNZBWNBYXERPK-DZGBHZPSSA-K Synonym: Acid Red 18,C.I. 16255,Cochineal Red A PubChem CID: 131851859 IUPAC Name: (8Z)-7-oxo-8-[(4-sulfonaphthalen-1-yl)hydrazinylidene]naphthalene-1,3-disulfonic acid;sodium SMILES: [Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=C4C=CC=CC4=C(C=C3)S([O-])(=O)=O)C(=O)C=C2)C(=C1)S([O-])(=O)=O

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Specifications

PubChem CID	131851859
CAS	2611-82-7
Molecular Weight (g/mol)	604.46
MDL Number	MFCD00004084
SMILES	[Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC2=C(\C(=N\NC3=C4C=CC=CC4=C(C=C3)S([O-])(=O)=O)C(=O)C=C2)C(=C1)S([O-])(=O)=O
Synonym	Acid Red 18,C.I. 16255,Cochineal Red A
IUPAC Name	(8Z)-7-oxo-8-[(4-sulfonaphthalen-1-yl)hydrazinylidene]naphthalene-1,3-disulfonic acid;sodium
InChI Key	IVNZBWNBYXERPK-DZGBHZPSSA-K
Molecular Formula	C20H11N2Na3O10S3

704

Thermo Scientific Chemicals Brilliant Blue R, pure

CAS: 6104-59-2 Molecular Formula: C45H44N3NaO7S2 Molecular Weight (g/mol): 825.97 MDL Number: MFCD00041762 InChI Key: HAEGGLCXLFWTBE-UHFFFAOYSA-M Synonym: Acid Blue 83,C.I. 42660,Coomassie™ Brilliant Blue R-250 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	Acid Blue 83,C.I. 42660,Coomassie™ Brilliant Blue R-250
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

705

BD BBL™/Difco™ TB Fluorescent Stain Kit M

For staining mycobacteria by the Morse, Blair, Weiser and Sproat fluorescent procedure

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Quinaldine Red, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Quinaldine Red, Spectrum™ Chemical