Merck
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B2883

Sigma-Aldrich

bisBenzimide H 33258

≥98% (HPLC and TLC)

Synonym(s):
2′-(4-Hydroxyphenyl)-5-(4-methyl-1-piperazinyl)-2,5′-bi(1H-benzimidazole) trihydrochloride, 2-[2-(4-Hydroxyphenyl)-6-benzimidazoyl]-6-(1-methyl-4-piperazyl)benzimidazole trihydrochloride, BBIH, BXI-72, HOE 33258, Hoechst 33258, NSC334072
Empirical Formula (Hill Notation):
C25H24N6O · 3HCl
CAS Number:
Molecular Weight:
533.88
Beilstein:
4088183
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.47

Quality Level

Assay

≥98% (HPLC and TLC)

form

powder

mp

280 °C

solubility

H2O: 10 mg/mL
water and ethanol: 10 mg/mL
phosphate buffer: precipitates

suitability

passes application test for fluorescence

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

−20°C

SMILES string

Cl[H].Cl[H].Cl[H].[H]O[H].CN1CCN(CC1)c2ccc3NC(=NCc3c2)c4ccc5NC(=NCc5c4)c6ccc(O)cc6

InChI

1S/C27H28N6O.3ClH.H2O/c1-32-10-12-33(13-11-32)22-5-9-25-21(15-22)17-29-27(31-25)19-4-8-24-20(14-19)16-28-26(30-24)18-2-6-23(34)7-3-18;;;;/h2-9,14-15,34H,10-13,16-17H2,1H3,(H,28,30)(H,29,31);3*1H;1H2

InChI key

OWRSPPSBNWJJAR-UHFFFAOYSA-N

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This Item
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bisBenzimide H 33258 ≥98% (HPLC and TLC)

Sigma-Aldrich

B2883

bisBenzimide H 33258

Hoechst 33258 solution 1 mg/mL in H2O, ≥98.0% (HPLC)

Sigma-Aldrich

94403

Hoechst 33258 solution

bisBenzimide H 33258 for fluorescence, ≥98.0% (HPLC)

Sigma-Aldrich

14530

bisBenzimide H 33258

assay

≥98% (HPLC and TLC)

assay

≥98% (HPLC)

assay

≥98.0% (HPLC)

assay

≥98.0% (HPLC)

form

powder

form

solid

form

liquid

form

powder

solubility

H2O: 10 mg/mL, water and ethanol: 10 mg/mL, phosphate buffer: precipitates

solubility

-

solubility

DMF: soluble, H2O: soluble

solubility

water and ethanol: 10 mg/mL, H2O: soluble, ethanol: soluble

storage temp.

−20°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

200

mp

280 °C

mp

-

mp

-

mp

-

Application

bisBenzimide H 33258 is useful for staining DNA, chromosomes and nuclei. bisBenzimide H 33258 may be used for fluorescence microscopy or flow cytometry.
Excitation max. = 346 nm
Emission max. = 460 nm
bisBenzimide H 33258 has been used for nuclear staining in cells.

Biochem/physiol Actions

bisBenzimide H 33258 is a potent and selective Bcl-XL inhibitor. bisBenzimide H 33258 is a membrane-permeable, fluorescent DNA stain with low cytotoxicity that intercalate in A-T regions of DNA.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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