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.

616 – 630 of 6,457 results

616

Bromothymol Blue Sultone Form, ACS Reagent, Reag. Ph. Eur., Honeywell Fluka™

CAS: 76-59-5 Molecular Formula: C27H28Br2O5S Molecular Weight (g/mol): 624.384 MDL Number: MFCD00005872 InChI Key: NUHCTOLBWMJMLX-UHFFFAOYSA-N Synonym: 3′,3″-Dibromothymolsulfonphthalein PubChem CID: 6450 ChEBI: CHEBI:86155 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methyl-6-propan-2-ylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)C(C)C)C(C)C)O)Br

Pricing & Availability
Specifications

PubChem CID	6450
CAS	76-59-5
Molecular Weight (g/mol)	624.384
ChEBI	CHEBI:86155
MDL Number	MFCD00005872
SMILES	CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)C(C)C)C(C)C)O)Br
Synonym	3′,3″-Dibromothymolsulfonphthalein
IUPAC Name	2-bromo-4-[3-(3-bromo-4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methyl-6-propan-2-ylphenol
InChI Key	NUHCTOLBWMJMLX-UHFFFAOYSA-N
Molecular Formula	C27H28Br2O5S

617

MilliporeSigma™ SynaptoRed™ Reagent, Calbiochem™,

CAS: 162112-35-8 Molecular Formula: C30H45Br2N3 Molecular Weight (g/mol): 607.519 InChI Key: AFVSZGYRRUMOFH-UHFFFAOYSA-L Synonym: FM4-64, Frie Mao 4-64, N-(3-Triethylammoniumpropyl)-4-(p-diethylaminophenylhexatrienyl)-pyridinium, 2Br PubChem CID: 90489009 IUPAC Name: 3-[4-[(1Z,3E,5Z)-6-[4-(diethylamino)phenyl]hexa-1,3,5-trienyl]pyridin-1-ium-1-yl]propyl-triethylazanium;dibromide SMILES: CCN(CC)C1=CC=C(C=C1)C=CC=CC=CC2=CC=[N+](C=C2)CCC[N+](CC)(CC)CC.[Br-].[Br-]

Pricing & Availability
Specifications

PubChem CID	90489009
CAS	162112-35-8
Molecular Weight (g/mol)	607.519
SMILES	CCN(CC)C1=CC=C(C=C1)C=CC=CC=CC2=CC=[N+](C=C2)CCC[N+](CC)(CC)CC.[Br-].[Br-]
Synonym	FM4-64, Frie Mao 4-64, N-(3-Triethylammoniumpropyl)-4-(p-diethylaminophenylhexatrienyl)-pyridinium, 2Br
IUPAC Name	3-[4-[(1Z,3E,5Z)-6-[4-(diethylamino)phenyl]hexa-1,3,5-trienyl]pyridin-1-ium-1-yl]propyl-triethylazanium;dibromide
InChI Key	AFVSZGYRRUMOFH-UHFFFAOYSA-L
Molecular Formula	C30H45Br2N3

618

Thermo Scientific Chemicals Chromoxane Cyanine R, pure

CAS: 3564-18-9 Molecular Formula: C₂₃H₁₅Na₃O₉S MDL Number: MFCD00012411 Synonym: C.I. 43820,Mordant Blue 3

Pricing & Availability
Specifications

CAS	3564-18-9
MDL Number	MFCD00012411
Synonym	C.I. 43820,Mordant Blue 3
Molecular Formula	C₂₃H₁₅Na₃O₉S

619

Thermo Scientific Chemicals Indigo, synthetic

CAS: 482-89-3 Molecular Formula: C16H10N2O2 Molecular Weight (g/mol): 262.268 MDL Number: MFCD00005722 InChI Key: COHYTHOBJLSHDF-BUHFOSPRSA-N Synonym: C.I. 73000,Vat Blue 1 PubChem CID: 5318432 IUPAC Name: (2E)-2-(3-oxo-1H-indol-2-ylidene)-1H-indol-3-one SMILES: C1=CC=C2C(=C1)C(=O)C(=C3C(=O)C4=CC=CC=C4N3)N2

Pricing & Availability
Specifications

PubChem CID	5318432
CAS	482-89-3
Molecular Weight (g/mol)	262.268
MDL Number	MFCD00005722
SMILES	C1=CC=C2C(=C1)C(=O)C(=C3C(=O)C4=CC=CC=C4N3)N2
Synonym	C.I. 73000,Vat Blue 1
IUPAC Name	(2E)-2-(3-oxo-1H-indol-2-ylidene)-1H-indol-3-one
InChI Key	COHYTHOBJLSHDF-BUHFOSPRSA-N
Molecular Formula	C16H10N2O2

620

Thermo Scientific Chemicals Phloxine B, 85%, pure, high purity, Biological stain

CAS: 18472-87-2 Molecular Formula: C₂₀H₂Br₄Cl₄Na₂O₅ MDL Number: MFCD00005061 Synonym: Acid Red 92,C.I. 45410

Pricing & Availability
Specifications

CAS	18472-87-2
MDL Number	MFCD00005061
Synonym	Acid Red 92,C.I. 45410
Molecular Formula	C₂₀H₂Br₄Cl₄Na₂O₅

621

Thermo Scientific Chemicals Chlorophenol Red, pure, indicator grade

CAS: 4430-20-0 Molecular Formula: C19H12Cl2O5S Molecular Weight (g/mol): 423.26 MDL Number: MFCD00005877 InChI Key: WWAABJGNHFGXSJ-UHFFFAOYSA-N Synonym: CPR,3', 3''-Dichlorophenylsulfonphthalein PubChem CID: 20486 IUPAC Name: 2-chloro-4-[3-(3-chloro-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: OC1=CC=C(C=C1Cl)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C(Cl)=C1

Pricing & Availability
Specifications

PubChem CID	20486
CAS	4430-20-0
Molecular Weight (g/mol)	423.26
MDL Number	MFCD00005877
SMILES	OC1=CC=C(C=C1Cl)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C(Cl)=C1
Synonym	CPR,3', 3''-Dichlorophenylsulfonphthalein
IUPAC Name	2-chloro-4-[3-(3-chloro-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol
InChI Key	WWAABJGNHFGXSJ-UHFFFAOYSA-N
Molecular Formula	C19H12Cl2O5S

622

Thermo Scientific Chemicals Sudan II, pure

CAS: 3118-97-6 Molecular Formula: C18H16N2O Molecular Weight (g/mol): 276.34 MDL Number: MFCD00003896 InChI Key: YPXOPAFVVHXQDP-ZZEZOPTASA-N Synonym: C.I. 12140,1-(2, 4-Dimethylphenylazo)-2-naphthol,Solvent orange 7 PubChem CID: 5809936 IUPAC Name: (1Z)-1-[(2,4-dimethylphenyl)hydrazinylidene]naphthalen-2-one SMILES: CC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(C)=C1

Pricing & Availability
Specifications

PubChem CID	5809936
CAS	3118-97-6
Molecular Weight (g/mol)	276.34
MDL Number	MFCD00003896
SMILES	CC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(C)=C1
Synonym	C.I. 12140,1-(2, 4-Dimethylphenylazo)-2-naphthol,Solvent orange 7
IUPAC Name	(1Z)-1-[(2,4-dimethylphenyl)hydrazinylidene]naphthalen-2-one
InChI Key	YPXOPAFVVHXQDP-ZZEZOPTASA-N
Molecular Formula	C18H16N2O

623

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

624

Thermo Scientific Chemicals Brilliant Blue G, pure

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 250,C.I. 42655 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 250,C.I. 42655
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

625

Celestine Blue, pure

CAS: 1562-90-9 Molecular Formula: C17H18ClN3O4 Molecular Weight (g/mol): 363.798 MDL Number: MFCD00011927 InChI Key: OJAMERVLRXYMPD-UHFFFAOYSA-N PubChem CID: 54684697 IUPAC Name: 7-(diethylamino)-4-hydroxy-3-oxophenoxazin-10-ium-1-carboxamide;chloride SMILES: CCN(CC)C1=CC2=C(C=C1)[NH+]=C3C(=CC(=O)C(=C3O2)O)C(=O)N.[Cl-]

Pricing & Availability
Specifications

PubChem CID	54684697
CAS	1562-90-9
Molecular Weight (g/mol)	363.798
MDL Number	MFCD00011927
SMILES	CCN(CC)C1=CC2=C(C=C1)[NH+]=C3C(=CC(=O)C(=C3O2)O)C(=O)N.[Cl-]
IUPAC Name	7-(diethylamino)-4-hydroxy-3-oxophenoxazin-10-ium-1-carboxamide;chloride
InChI Key	OJAMERVLRXYMPD-UHFFFAOYSA-N
Molecular Formula	C17H18ClN3O4

626

Thermo Scientific Chemicals Bromocresol Green, pure, indicator grade

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein,BCG,3', 3'', 5' PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

Pricing & Availability
Specifications

PubChem CID	6451
CAS	76-60-8
Molecular Weight (g/mol)	698.014
MDL Number	MFCD00005874
SMILES	CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br
Synonym	3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein,BCG,3', 3'', 5'
IUPAC Name	2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol
InChI Key	FRPHFZCDPYBUAU-UHFFFAOYSA-N
Molecular Formula	C21H14Br4O5S

627

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+]

Pricing & Availability
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

628

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

CAS: 34722-90-2 Molecular Formula: C27H27Br2NaO5S Molecular Weight (g/mol): 646.37 MDL Number: MFCD00077263,MFCD00077263,MFCD00077263 InChI Key: NMKFVGALBGZKGW-FKWCIMQXSA-M Synonym: Bromthymol Blue, sodium salt,3', 3''-Dibromothymolsulfonephthalein, sodium salt,BTB PubChem CID: 102183223 IUPAC Name: sodium;2-bromo-4-[(Z)-(3-bromo-2-methyl-4-oxo-5-propan-2-ylcyclohexa-2,5-dien-1-ylidene)-(2-sulfophenyl)methyl]-3-methyl-6-propan-2-ylphenolate SMILES: [Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O

Pricing & Availability
Specifications

PubChem CID	102183223
CAS	34722-90-2
Molecular Weight (g/mol)	646.37
MDL Number	MFCD00077263,MFCD00077263,MFCD00077263
SMILES	[Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O
Synonym	Bromthymol Blue, sodium salt,3', 3''-Dibromothymolsulfonephthalein, sodium salt,BTB
IUPAC Name	sodium;2-bromo-4-[(Z)-(3-bromo-2-methyl-4-oxo-5-propan-2-ylcyclohexa-2,5-dien-1-ylidene)-(2-sulfophenyl)methyl]-3-methyl-6-propan-2-ylphenolate
InChI Key	NMKFVGALBGZKGW-FKWCIMQXSA-M
Molecular Formula	C27H27Br2NaO5S

629

Thermo Scientific Chemicals Giemsa Stain, pure, high purity biological stain

CAS: 51811-82-6 Molecular Formula: C14H14ClN3S Molecular Weight (g/mol): 291.80 MDL Number: MFCD00012112,MFCD00081642 InChI Key: NALREUIWICQLPS-UHFFFAOYSA-N PubChem CID: 13735 IUPAC Name: (7-aminophenothiazin-3-ylidene)-dimethylazanium;chloride SMILES: [Cl-].C[N+](C)=C1C=CC2=NC3=CC=C(N)C=C3SC2=C1

Pricing & Availability
Specifications

PubChem CID	13735
CAS	51811-82-6
Molecular Weight (g/mol)	291.80
MDL Number	MFCD00012112,MFCD00081642
SMILES	[Cl-].C[N+](C)=C1C=CC2=NC3=CC=C(N)C=C3SC2=C1
IUPAC Name	(7-aminophenothiazin-3-ylidene)-dimethylazanium;chloride
InChI Key	NALREUIWICQLPS-UHFFFAOYSA-N
Molecular Formula	C14H14ClN3S

630

D-Luciferin sodium salt monohydrate, 98+%

CAS: 103404-75-7 Molecular Formula: C11H7N2NaO3S2 Molecular Weight (g/mol): 302.298 MDL Number: MFCD11865368 InChI Key: BZNVUYVALNTPBG-QWLWRJJTSA-M Synonym: Firefly Luciferin monosodium salt monohydrate PubChem CID: 133109097 IUPAC Name: sodium;(2E,4R)-2-(6-oxo-1,3-benzothiazol-2-ylidene)-1,3-thiazolidine-4-carboxylate SMILES: C1C(NC(=C2N=C3C=CC(=O)C=C3S2)S1)C(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	133109097
CAS	103404-75-7
Molecular Weight (g/mol)	302.298
MDL Number	MFCD11865368
SMILES	C1C(NC(=C2N=C3C=CC(=O)C=C3S2)S1)C(=O)[O-].[Na+]
Synonym	Firefly Luciferin monosodium salt monohydrate
IUPAC Name	sodium;(2E,4R)-2-(6-oxo-1,3-benzothiazol-2-ylidene)-1,3-thiazolidine-4-carboxylate
InChI Key	BZNVUYVALNTPBG-QWLWRJJTSA-M
Molecular Formula	C11H7N2NaO3S2

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