2090-54-2 O3842T8RNK N-Hydroxyethylpromethazine chloride Ammonium, (2-hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)-, chloride (2-Hydroxyethyl)dimethyl(alpha-methyl-10H-phenothiazine-10-ethyl) chloride 10H-Phenothiazine-10-ethanaminium, N-(2-hydroxyethyl)-N,N,alpha-trimethyl-, chloride (9CI) Aprobit R EINECS 218-238-0 (2-Hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)ammonium chloride Lergobit 1-(10-Phenothiazinylmethyl)ethyl-2-hydroxyethyldimethylammonium chloride UNII-O3842T8RNK CAS 2090-54-2

Purity 97%+In StockPharmaceutical Standards
CAS No.2090-54-2
Molecular FormulaC19H25N2OS
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2090-54-2
O3842T8RNK
N-Hydroxyethylpromethazine chloride
Ammonium, (2-hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)-, chloride
(2-Hydroxyethyl)dimethyl(alpha-methyl-10H-phenothiazine-10-ethyl) chloride
10H-Phenothiazine-10-ethanaminium, N-(2-hydroxyethyl)-N,N,alpha-trimethyl-, chloride (9CI)
Aprobit R
EINECS 218-238-0
(2-Hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)ammonium chloride
Lergobit
1-(10-Phenothiazinylmethyl)ethyl-2-hydroxyethyldimethylammonium chloride
UNII-O3842T8RNK CAS 2090-54-2 chemical structure

Description

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 supplies 2090-54-2 O3842T8RNK N-Hydroxyethylpromethazine chloride Ammonium, (2-hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)-, chloride (2-Hydroxyethyl)dimethyl(alpha-methyl-10H-phenothiazine-10-ethyl) chloride 10H-Phenothiazine-10-ethanaminium, N-(2-hydroxyethyl)-N,N,alpha-trimethyl-, chloride (9CI) Aprobit R EINECS 218-238-0 (2-Hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)ammonium chloride Lergobit 1-(10-Phenothiazinylmethyl)ethyl-2-hydroxyethyldimethylammonium chloride UNII-O3842T8RNK (CAS 2090-54-2), a certified reference material (molecular formula C19H25N2OSCl, MW 364.93 g/mol) for analytical method development and quality control.

2090-54-2 O3842T8RNK N-Hydroxyethylpromethazine chloride Ammonium, (2-hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)-, chloride (2-Hydroxyethyl)dimethyl(alpha-methyl-10H-phenothiazine-10-ethyl) chloride 10H-Phenothiazine-10-ethanaminium, N-(2-hydroxyethyl)-N,N,alpha-trimethyl-, chloride (9CI) Aprobit R EINECS 218-238-0 (2-Hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)ammonium chloride Lergobit 1-(10-Phenothiazinylmethyl)ethyl-2-hydroxyethyldimethylammonium chloride UNII-O3842T8RNK (C19H25N2OSCl) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

As a certified reference material (CRM), 2090-54-2 O3842T8RNK N-Hydroxyethylpromethazine chloride Ammonium, (2-hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)-, chloride (2-Hydroxyethyl)dimethyl(alpha-methyl-10H-phenothiazine-10-ethyl) chloride 10H-Phenothiazine-10-ethanaminium, N-(2-hydroxyethyl)-N,N,alpha-trimethyl-, chloride (9CI) Aprobit R EINECS 218-238-0 (2-Hydroxyethyl)dimethyl(1-methyl-2-phenothiazin-10-ylethyl)ammonium chloride Lergobit 1-(10-Phenothiazinylmethyl)ethyl-2-hydroxyethyldimethylammonium chloride UNII-O3842T8RNK 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 FormulaC19H25N2OS Cl
Molecular Weight364.93 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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