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.

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781 – 795 of 7,126 results

781

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Eriochrome Black TS, (U.S.P. Test Solution), Spectrum™ Chemical

CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Molecular Weight (g/mol): 461.38 MDL Number: MFCD00003935 InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M 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

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
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

782

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D and C Red No. 33, Spectrum™ Chemical

CAS: 3567-66-6

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Specifications

CAS	3567-66-6

783

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D and C Green No. 5, Spectrum™ Chemical

CAS: 4403-90-1 Molecular Formula: C28H20N2Na2O8S2 Molecular Weight (g/mol): 622.57 InChI Key: FPAYXBWMYIMERV-UHFFFAOYSA-L IUPAC Name: disodium 5-methyl-2-({4-[(4-methyl-2-sulfonatophenyl)amino]-9,10-dioxo-9,10-dihydroanthracen-1-yl}amino)benzene-1-sulfonate SMILES: [Na+].[Na+].CC1=CC=C(NC2=CC=C(NC3=CC=C(C)C=C3S([O-])(=O)=O)C3=C2C(=O)C2=CC=CC=C2C3=O)C(=C1)S([O-])(=O)=O

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Specifications

CAS	4403-90-1
Molecular Weight (g/mol)	622.57
SMILES	[Na+].[Na+].CC1=CC=C(NC2=CC=C(NC3=CC=C(C)C=C3S([O-])(=O)=O)C3=C2C(=O)C2=CC=CC=C2C3=O)C(=C1)S([O-])(=O)=O
IUPAC Name	disodium 5-methyl-2-({4-[(4-methyl-2-sulfonatophenyl)amino]-9,10-dioxo-9,10-dihydroanthracen-1-yl}amino)benzene-1-sulfonate
InChI Key	FPAYXBWMYIMERV-UHFFFAOYSA-L
Molecular Formula	C28H20N2Na2O8S2

784

Alizarin Red S (Sodium Sulfonate), MP Biomedicals™

CAS: 130-22-3 Molecular Formula: C14H7NaO7S Molecular Weight (g/mol): 342.253 MDL Number: MFCD00013049 InChI Key: HFVAFDPGUJEFBQ-UHFFFAOYSA-M Synonym: Sodium Alizarinsulfonate,Alizarin sodium sulfonate PubChem CID: 3955344 ChEBI: CHEBI:87358 IUPAC Name: sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate SMILES: C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]

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Specifications

PubChem CID	3955344
CAS	130-22-3
Molecular Weight (g/mol)	342.253
ChEBI	CHEBI:87358
MDL Number	MFCD00013049
SMILES	C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]
Synonym	Sodium Alizarinsulfonate,Alizarin sodium sulfonate
IUPAC Name	sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate
InChI Key	HFVAFDPGUJEFBQ-UHFFFAOYSA-M
Molecular Formula	C14H7NaO7S

785

Calcein, Reagent grade, MP Biomedicals™

CAS: 1461-15-0 Molecular Formula: C30H26N2O13 Molecular Weight (g/mol): 622.539 MDL Number: MFCD00005049 InChI Key: DEGAKNSWVGKMLS-UHFFFAOYSA-N Synonym: Fluorescein-methyleneiminodiacetic acid,Fluorexon PubChem CID: 65079 ChEBI: CHEBI:51903 IUPAC Name: 2-[[7'-[[bis(carboxymethyl)amino]methyl]-3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-2'-yl]methyl-(carboxymethyl)amino]acetic acid SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)CN(CC(=O)O)CC(=O)O)O)O)CN(CC(=O)O)CC(=O)O

Pricing & Availability
Specifications

PubChem CID	65079
CAS	1461-15-0
Molecular Weight (g/mol)	622.539
ChEBI	CHEBI:51903
MDL Number	MFCD00005049
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)CN(CC(=O)O)CC(=O)O)O)O)CN(CC(=O)O)CC(=O)O
Synonym	Fluorescein-methyleneiminodiacetic acid,Fluorexon
IUPAC Name	2-[[7'-[[bis(carboxymethyl)amino]methyl]-3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-2'-yl]methyl-(carboxymethyl)amino]acetic acid
InChI Key	DEGAKNSWVGKMLS-UHFFFAOYSA-N
Molecular Formula	C30H26N2O13

786

Rose Bengal, MP Biomedicals™

CAS: 632-68-8 Molecular Formula: C20H2Cl4I4K2O5 Molecular Weight (g/mol): 1049.845 MDL Number: MFCD00005043 InChI Key: VQHHOXOLUXRQFQ-UHFFFAOYSA-L Synonym: Acid Red 94,C.I. 45440 PubChem CID: 71553 IUPAC Name: dipotassium;4,5,6,7-tetrachloro-2',4',5',7'-tetraiodo-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate SMILES: C1=C2C(=C(C(=C1I)[O-])I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)[O-])I.[K+].[K+]

Pricing & Availability
Specifications

PubChem CID	71553
CAS	632-68-8
Molecular Weight (g/mol)	1049.845
MDL Number	MFCD00005043
SMILES	C1=C2C(=C(C(=C1I)[O-])I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)[O-])I.[K+].[K+]
Synonym	Acid Red 94,C.I. 45440
IUPAC Name	dipotassium;4,5,6,7-tetrachloro-2',4',5',7'-tetraiodo-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate
InChI Key	VQHHOXOLUXRQFQ-UHFFFAOYSA-L
Molecular Formula	C20H2Cl4I4K2O5

787

Ponceau S, 85%, MP Biomedicals Inc

CAS: 6226-79-5 Molecular Formula: C22H12N4Na4O13S4 Molecular Weight (g/mol): 760.552 InChI Key: VSXKEUCERCWGKF-STNZDNLRSA-J Synonym: 3-Hydroxy-4-(2-sulfo-4-(4-sulfophenylazo)phenylazo)-2, 7-naphthalene-disulfonic acid tetrasodium salt,C.I. 27195 PubChem CID: 11320219 IUPAC Name: tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate SMILES: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

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Specifications

PubChem CID	11320219
CAS	6226-79-5
Molecular Weight (g/mol)	760.552
SMILES	C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
Synonym	3-Hydroxy-4-(2-sulfo-4-(4-sulfophenylazo)phenylazo)-2, 7-naphthalene-disulfonic acid tetrasodium salt,C.I. 27195
IUPAC Name	tetrasodium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2,7-disulfonate
InChI Key	VSXKEUCERCWGKF-STNZDNLRSA-J
Molecular Formula	C22H12N4Na4O13S4

788

MilliporeSigma™ Papanicolaou's Solution 3b Polychromatic

Used for human-medical cell diagnosis

Pricing & Availability
Specifications

Packaging	Plastic Bottle
Storage Requirements	15° to 25°C

789

Giemsa's azur-eosin-methylene blue, For Microscopy, MilliporeSigma™

Pricing & Availability
Specifications

CAS	61-73-4
Color	Dark Green
Physical Form	Solid
Packaging	Glass bottle
Health Hazard 1	H319: Causes serious eye irritation.
Chemical Name or Material	Giemsa's azur-eosin-methylene blue
Odor	Weak characteristic odor

790

MilliporeSigma™ Schiff's reagent

Used for Microscopy

Pricing & Availability
Specifications

Storage Requirements	15° to 25°C

791

Phenolphthalein, U.S.P./N.F. grade, MP Biomedicals™

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.33 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N Synonym: 3, 3-bis[4-Hydroxyphenyl]-1-[3H]- isobenzofuranone PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one SMILES: OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Pricing & Availability
Specifications

PubChem CID	4764
CAS	77-09-8
Molecular Weight (g/mol)	318.33
ChEBI	CHEBI:34914
MDL Number	MFCD00005913
SMILES	OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
Synonym	3, 3-bis[4-Hydroxyphenyl]-1-[3H]- isobenzofuranone
IUPAC Name	3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one
InChI Key	KJFMBFZCATUALV-UHFFFAOYSA-N
Molecular Formula	C20H14O4

792

Coomassie Brilliant Blue R-250, MP Biomedicals™

CAS: 6104-59-2 Molecular Formula: C45H44N3NaO7S2 Molecular Weight (g/mol): 825.97 MDL Number: MFCD00041762 InChI Key: HAEGGLCXLFWTBE-UHFFFAOYSA-M Synonym: Brilliant Blue R,Acid Blue 83 PubChem CID: 61365 IUPAC Name: sodium {4-[(4-ethoxyphenyl)amino]phenyl}bis(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)methylium 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	Brilliant Blue R,Acid Blue 83
IUPAC Name	sodium {4-[(4-ethoxyphenyl)amino]phenyl}bis(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)methylium
InChI Key	HAEGGLCXLFWTBE-UHFFFAOYSA-M
Molecular Formula	C45H44N3NaO7S2

793

Orange G Sodium Salt, MP Biomedicals

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 PubChem CID: 131850556 IUPAC Name: disodium (8Z)-7-oxo-8-(2-phenylhydrazin-1-ylidene)-7,8-dihydronaphthalene-1,3-disulfonate 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
IUPAC Name	disodium (8Z)-7-oxo-8-(2-phenylhydrazin-1-ylidene)-7,8-dihydronaphthalene-1,3-disulfonate
InChI Key	AEOVEGJBKQQFOP-DDVLFWKVSA-L
Molecular Formula	C16H10N2Na2O7S2

794

Bromophenol blue sultone Form, MP Biomedicals

CAS: 76-59-5 Molecular Formula: C27H28Br2O5S Molecular Weight (g/mol): 624.384 InChI Key: NUHCTOLBWMJMLX-UHFFFAOYSA-N Synonym: 3,3',5,5'-Tetrabromophenolsulfonphthalein,Bromothymol Blue 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
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',5,5'-Tetrabromophenolsulfonphthalein,Bromothymol Blue
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

795

Brilliant cresyl blue, Dye content: ∽ 55%, MP Biomedicals™

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Stains and Dyes

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Eriochrome Black TS, (U.S.P. Test Solution), Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

D and C Red No. 33, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

D and C Green No. 5, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Eriochrome Black TS, (U.S.P. Test Solution), Spectrum™ Chemical

D and C Red No. 33, Spectrum™ Chemical

D and C Green No. 5, Spectrum™ Chemical