MHT095273M 23491-45-4 Bisbenzimidazole p-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride Phenol, p-(5-(5-(4-methyl-1-piperazinyl)-2-benzimidazolyl)-2-benzimidazolyl)-, trihydrochloride Phenol, 4-(5-(4-methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)-, trihydrochloride Phenol, 4-(6-(4-methyl-1-piperazinyl)(2,6'-bi-1H-benzimidazol)-2'-yl)-, hydrochloride (1:3) H 33258 33258 Hoechst Bisbenzimidazole trihydrochloride Bisbenzimide EINECS 245-690-6 HOE 33258 Hoechst 33258 Hoechst Dye 33258 NSC-322921 Pibenzimol HCl 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride UNII-MHT095273M 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol, trihydrochloride CAS 23491-45-4

Purity 97%+In StockPharmaceutical Standards
CAS No.23491-45-4
Molecular FormulaC27H46N6O
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

MHT095273M
23491-45-4
Bisbenzimidazole
p-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride
Phenol, p-(5-(5-(4-methyl-1-piperazinyl)-2-benzimidazolyl)-2-benzimidazolyl)-, trihydrochloride
Phenol, 4-(5-(4-methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)-, trihydrochloride
Phenol, 4-(6-(4-methyl-1-piperazinyl)(2,6'-bi-1H-benzimidazol)-2'-yl)-, hydrochloride (1:3)
H 33258
33258 Hoechst
Bisbenzimidazole trihydrochloride
Bisbenzimide
EINECS 245-690-6
HOE 33258
Hoechst 33258
Hoechst Dye 33258
NSC-322921
Pibenzimol HCl
4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride
UNII-MHT095273M
4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol, trihydrochloride CAS 23491-45-4 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including MHT095273M 23491-45-4 Bisbenzimidazole p-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride Phenol, p-(5-(5-(4-methyl-1-piperazinyl)-2-benzimidazolyl)-2-benzimidazolyl)-, trihydrochloride Phenol, 4-(5-(4-methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)-, trihydrochloride Phenol, 4-(6-(4-methyl-1-piperazinyl)(2,6'-bi-1H-benzimidazol)-2'-yl)-, hydrochloride (1:3) H 33258 33258 Hoechst Bisbenzimidazole trihydrochloride Bisbenzimide EINECS 245-690-6 HOE 33258 Hoechst 33258 Hoechst Dye 33258 NSC-322921 Pibenzimol HCl 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride UNII-MHT095273M 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol, trihydrochloride.

MHT095273M 23491-45-4 Bisbenzimidazole p-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride Phenol, p-(5-(5-(4-methyl-1-piperazinyl)-2-benzimidazolyl)-2-benzimidazolyl)-, trihydrochloride Phenol, 4-(5-(4-methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)-, trihydrochloride Phenol, 4-(6-(4-methyl-1-piperazinyl)(2,6'-bi-1H-benzimidazol)-2'-yl)-, hydrochloride (1:3) H 33258 33258 Hoechst Bisbenzimidazole trihydrochloride Bisbenzimide EINECS 245-690-6 HOE 33258 Hoechst 33258 Hoechst Dye 33258 NSC-322921 Pibenzimol HCl 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride UNII-MHT095273M 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol, trihydrochloride (CAS 23491-45-4), molecular formula C27H46N6OHClH2O and molecular weight 525.18 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of MHT095273M 23491-45-4 Bisbenzimidazole p-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride Phenol, p-(5-(5-(4-methyl-1-piperazinyl)-2-benzimidazolyl)-2-benzimidazolyl)-, trihydrochloride Phenol, 4-(5-(4-methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)-, trihydrochloride Phenol, 4-(6-(4-methyl-1-piperazinyl)(2,6'-bi-1H-benzimidazol)-2'-yl)-, hydrochloride (1:3) H 33258 33258 Hoechst Bisbenzimidazole trihydrochloride Bisbenzimide EINECS 245-690-6 HOE 33258 Hoechst 33258 Hoechst Dye 33258 NSC-322921 Pibenzimol HCl 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride UNII-MHT095273M 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol, trihydrochloride (C27H46N6OHClH2O) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), MHT095273M 23491-45-4 Bisbenzimidazole p-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride Phenol, p-(5-(5-(4-methyl-1-piperazinyl)-2-benzimidazolyl)-2-benzimidazolyl)-, trihydrochloride Phenol, 4-(5-(4-methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)-, trihydrochloride Phenol, 4-(6-(4-methyl-1-piperazinyl)(2,6'-bi-1H-benzimidazol)-2'-yl)-, hydrochloride (1:3) H 33258 33258 Hoechst Bisbenzimidazole trihydrochloride Bisbenzimide EINECS 245-690-6 HOE 33258 Hoechst 33258 Hoechst Dye 33258 NSC-322921 Pibenzimol HCl 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol trihydrochloride UNII-MHT095273M 4-(5-(4-Methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)phenol, trihydrochloride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC27H46N6O 3*HCl H2O
Molecular Weight525.18 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Halogen ContentCl-containing
Nitrogen Atoms6

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