87-48-9 5-Bromoisatin 5-Bromoindoline-2,3-dione 1H-Indole-2,3-dione, 5-bromo- (9CI) Indole-2,3-dione, 5-bromo- 5-21-10-00264 (Beilstein Handbook Reference) BRN 0383760 5-Bromisatin [Czech] 5-Bromoindole-2,3-dione EINECS 201-747-7 Isatin, 5-bromo- NSC 4980 5-Bromisatin CAS 87-48-9

Purity 97%+In StockPharmaceutical Standards
CAS No.87-48-9
Molecular FormulaC8H10BrNO2
Molecular Weight232.07 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

87-48-9 5-Bromoisatin 5-Bromoindoline-2,3-dione 1H-Indole-2,3-dione, 5-bromo- (9CI) Indole-2,3-dione, 5-bromo- 5-21-10-00264 (Beilstein Handbook Reference) BRN 0383760 5-Bromisatin [Czech] 5-Bromoindole-2,3-dione EINECS 201-747-7 Isatin, 5-bromo- NSC 4980 5-Bromisatin CAS 87-48-9 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 87-48-9 5-Bromoisatin 5-Bromoindoline-2,3-dione 1H-Indole-2,3-dione, 5-bromo- (9CI) Indole-2,3-dione, 5-bromo- 5-21-10-00264 (Beilstein Handbook Reference) BRN 0383760 5-Bromisatin [Czech] 5-Bromoindole-2,3-dione EINECS 201-747-7 Isatin, 5-bromo- NSC 4980 5-Bromisatin.

CATO supplies 87-48-9 5-Bromoisatin 5-Bromoindoline-2,3-dione 1H-Indole-2,3-dione, 5-bromo- (9CI) Indole-2,3-dione, 5-bromo- 5-21-10-00264 (Beilstein Handbook Reference) BRN 0383760 5-Bromisatin [Czech] 5-Bromoindole-2,3-dione EINECS 201-747-7 Isatin, 5-bromo- NSC 4980 5-Bromisatin (CAS 87-48-9), a certified reference material (molecular formula C8H10BrNO2, MW 232.07 g/mol) for analytical method development and quality control.

Based on its molecular formula C8H10BrNO2, 87-48-9 5-Bromoisatin 5-Bromoindoline-2,3-dione 1H-Indole-2,3-dione, 5-bromo- (9CI) Indole-2,3-dione, 5-bromo- 5-21-10-00264 (Beilstein Handbook Reference) BRN 0383760 5-Bromisatin [Czech] 5-Bromoindole-2,3-dione EINECS 201-747-7 Isatin, 5-bromo- NSC 4980 5-Bromisatin contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 232.07 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

CATO manufactures 87-48-9 5-Bromoisatin 5-Bromoindoline-2,3-dione 1H-Indole-2,3-dione, 5-bromo- (9CI) Indole-2,3-dione, 5-bromo- 5-21-10-00264 (Beilstein Handbook Reference) BRN 0383760 5-Bromisatin [Czech] 5-Bromoindole-2,3-dione EINECS 201-747-7 Isatin, 5-bromo- NSC 4980 5-Bromisatin under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC8H10BrNO2
Molecular Weight232.07 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentBr-containing
Nitrogen Atoms1

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