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Safety Information

B1155

Sigma-Aldrich

bisBenzimide H 33258

powder, BioReagent, suitable for cell culture, ≥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

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About This Item

Empirical Formula (Hill Notation):
C25H24N6O · 3HCl
CAS Number:
23491-45-4
Molecular Weight:
533.88
Beilstein:
4088183
EC Number:
245-690-6
MDL number:
MFCD00012679
UNSPSC Code:
41106305
PubChem Substance ID:
24891565
NACRES:
NA.77

product line

BioReagent

Quality Level

200

Assay

≥98% (HPLC and TLC)

form

powder

technique(s)

cell culture | mammalian: suitable

solubility

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

suitability

passes application test for fluorescence

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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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

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

B1155-BULK:
B1155-VAR:
B1155-25MG-PW:
B1155-50MG:
B1155-100MG:
B1155-100MG-PW:
B1155-25MG:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Maria Elena Dell'Aquila et al.
Fertility and sterility, 91(1), 249-255 (2008-03-28)
To analyze the effects of GnRH agonists versus antagonists on mitochondrial distribution and activity in human mature oocytes. Randomized research experimental study. Academic basic research laboratory and hospital-based fertility center. Two hundred twenty-five supernumerary mature oocytes from 44 patients. Fluorescent
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Animal reproduction science, 117(1-2), 166-177 (2009-04-18)
This study investigates the mitochondrial (mt) distribution in canine ovarian oocytes examined at recovery time, as related to the reproductive cycle stage, and in oviductal oocytes. Ovarian Germinal Vesicle (GV) stage oocytes were recovered from bitches in anestrous (A, n=2)
Luke O'Shaughnessy et al.
Methods in molecular biology (Clifton, N.J.), 681, 295-309 (2010-10-28)
Expression of recombinant proteins in the baculovirus/insect cell expression system is employed because it enables post-translational protein modification and high yields of recombinant protein. The system is capable of facilitating the functional expression of many proteins - either secreted or
Jared J Luxton et al.
Cell reports, 33(10), 108457-108457 (2020-11-27)
Telomere length dynamics and DNA damage responses were assessed before, during, and after one-year or shorter duration missions aboard the International Space Station (ISS) in a comparatively large cohort of astronauts (n = 11). Although generally healthy individuals, astronauts tended to
Luis Emiliano Peña-Altamira et al.
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Purine nucleoside phosphorylase (PNP), a crucial enzyme in purine metabolism which converts ribonucleosides into purine bases, has mainly been found inside glial cells. Since we recently demonstrated that PNP is released from rat C6 glioma cells, we then wondered whether
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