LI74H4DD8X A80OP59PIG LTP4ZS35DJ S75YD33U2H 94I49D1SZD 78274-32-5 Methoxypolyethylene glycol succinimidylsuccinate Poly(oxy-1,2-ethanediyl), alpha-(4-((2,5-dioxo-1-pyrrolidinyl)oxy)-1,4-dioxobutyl)-omega-methoxy ss-Peg UNII-LI74H4DD8X UNII-A80OP59PIG UNII-LTP4ZS35DJ UNII-S75YD33U2H UNII-94I49D1SZD CAS 78274-32-5

Purity 97%+In StockPharmaceutical Standards
CAS No.78274-32-5
Molecular FormulaC11H15NO7
Molecular Weight273.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

LI74H4DD8X A80OP59PIG LTP4ZS35DJ S75YD33U2H 94I49D1SZD 78274-32-5 Methoxypolyethylene glycol succinimidylsuccinate Poly(oxy-1,2-ethanediyl), alpha-(4-((2,5-dioxo-1-pyrrolidinyl)oxy)-1,4-dioxobutyl)-omega-methoxy ss-Peg UNII-LI74H4DD8X UNII-A80OP59PIG UNII-LTP4ZS35DJ UNII-S75YD33U2H UNII-94I49D1SZD CAS 78274-32-5 chemical structure

Description

LI74H4DD8X A80OP59PIG LTP4ZS35DJ S75YD33U2H 94I49D1SZD 78274-32-5 Methoxypolyethylene glycol succinimidylsuccinate Poly(oxy-1,2-ethanediyl), alpha-(4-((2,5-dioxo-1-pyrrolidinyl)oxy)-1,4-dioxobutyl)-omega-methoxy ss-Peg UNII-LI74H4DD8X UNII-A80OP59PIG UNII-LTP4ZS35DJ UNII-S75YD33U2H UNII-94I49D1SZD (CAS 78274-32-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H15NO7. Molecular weight: 273.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC11H15NO7
Molecular Weight273.24 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1979
Nitrogen Atoms1

Recommended Standards

Why CATO?