(2S,8R)-2-Amino-5-hydroxy-11-oxo-8-[(1-oxooctadecyl)oxy]-4,6,10-trioxa-5-phosphaoctacosanoic acid 5-oxide sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phospho-L-serine sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phosphoserine sodium salt 1,2-Distearoyl-sn-glycero-3-phospho-L-serine sodium salt 3-sn-Phosphatidyl-L-serine, distearoyl sodium salt 321595-13-5 DSPS-Na PS(18:0/18:0) CAS 321595-13-5

Purity 97%+In StockPharmaceutical Standards
CAS No.321595-13-5
Molecular FormulaC42H81NO10P
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2S,8R)-2-Amino-5-hydroxy-11-oxo-8-[(1-oxooctadecyl)oxy]-4,6,10-trioxa-5-phosphaoctacosanoic acid 5-oxide sodium salt
1,2-Dioctadecanoyl-sn-glycero-3-phospho-L-serine sodium salt
1,2-Dioctadecanoyl-sn-glycero-3-phosphoserine sodium salt
1,2-Distearoyl-sn-glycero-3-phospho-L-serine sodium salt
3-sn-Phosphatidyl-L-serine, distearoyl sodium salt
321595-13-5
DSPS-Na
PS(18:0/18:0) CAS 321595-13-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 814.07 g/mol gives (2S,8R)-2-Amino-5-hydroxy-11-oxo-8-[(1-oxooctadecyl)oxy]-4,6,10-trioxa-5-phosphaoctacosanoic acid 5-oxide sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phospho-L-serine sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phosphoserine sodium salt 1,2-Distearoyl-sn-glycero-3-phospho-L-serine sodium salt 3-sn-Phosphatidyl-L-serine, distearoyl sodium salt 321595-13-5 DSPS-Na PS(18:0/18:0) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(2S,8R)-2-Amino-5-hydroxy-11-oxo-8-[(1-oxooctadecyl)oxy]-4,6,10-trioxa-5-phosphaoctacosanoic acid 5-oxide sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phospho-L-serine sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phosphoserine sodium salt 1,2-Distearoyl-sn-glycero-3-phospho-L-serine sodium salt 3-sn-Phosphatidyl-L-serine, distearoyl sodium salt 321595-13-5 DSPS-Na PS(18:0/18:0) (CAS 321595-13-5) is a high-purity analytical reference standard with the molecular formula C42H81NO10PNa and a molecular weight of 814.07 g/mol.

Owing to an amide group, a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, (2S,8R)-2-Amino-5-hydroxy-11-oxo-8-[(1-oxooctadecyl)oxy]-4,6,10-trioxa-5-phosphaoctacosanoic acid 5-oxide sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phospho-L-serine sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phosphoserine sodium salt 1,2-Distearoyl-sn-glycero-3-phospho-L-serine sodium salt 3-sn-Phosphatidyl-L-serine, distearoyl sodium salt 321595-13-5 DSPS-Na PS(18:0/18:0) is typically white to pale yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 814.07 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), (2S,8R)-2-Amino-5-hydroxy-11-oxo-8-[(1-oxooctadecyl)oxy]-4,6,10-trioxa-5-phosphaoctacosanoic acid 5-oxide sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phospho-L-serine sodium salt 1,2-Dioctadecanoyl-sn-glycero-3-phosphoserine sodium salt 1,2-Distearoyl-sn-glycero-3-phospho-L-serine sodium salt 3-sn-Phosphatidyl-L-serine, distearoyl sodium salt 321595-13-5 DSPS-Na PS(18:0/18:0) 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 FormulaC42H81NO10P Na
Molecular Weight814.07 g/mol
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)2025
Nitrogen Atoms1

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