(4-Nitrophenyl)acetylene (4-Nitrophenyl)ethyne (p-Nitrophenyl)acetylene 1-Ethynyl-4-nitrobenzene 1-Nitro-4-ethynylbenzene 4-Ethynyl-1-nitrobenzene 4-Ethynylnitrobenzene 4-Nitroethynylbenzene 4-Nitrophenylacetylene 937-31-5 NSC 71089 p-Ethynylnitrobenzene p-Nitroethynylbenzene CAS 937-31-5

Purity 97%+In StockPharmaceutical Standards
CAS No.937-31-5
Molecular FormulaC8H11NO2
Molecular Weight153.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4-Nitrophenyl)acetylene (4-Nitrophenyl)ethyne (p-Nitrophenyl)acetylene 1-Ethynyl-4-nitrobenzene 1-Nitro-4-ethynylbenzene 4-Ethynyl-1-nitrobenzene 4-Ethynylnitrobenzene 4-Nitroethynylbenzene 4-Nitrophenylacetylene 937-31-5 NSC 71089 p-Ethynylnitrobenzene p-Nitroethynylbenzene CAS 937-31-5 chemical structure

Description

CATO supplies (4-Nitrophenyl)acetylene (4-Nitrophenyl)ethyne (p-Nitrophenyl)acetylene 1-Ethynyl-4-nitrobenzene 1-Nitro-4-ethynylbenzene 4-Ethynyl-1-nitrobenzene 4-Ethynylnitrobenzene 4-Nitroethynylbenzene 4-Nitrophenylacetylene 937-31-5 NSC 71089 p-Ethynylnitrobenzene p-Nitroethynylbenzene (CAS 937-31-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H11NO2. Molecular weight: 153.18 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC8H11NO2
Molecular Weight153.18 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms1

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