N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine CAS 917895-60-4

Purity 97%+In StockPharmaceutical Standards
CAS No.917895-60-4
Molecular FormulaC18H20F3N3
Molecular Weight335.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine CAS 917895-60-4 chemical structure

Description

The occurrence of N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine (CAS 917895-60-4) is a high-purity analytical reference standard with the molecular formula C18H20F3N3 and a molecular weight of 335.37 g/mol.

Structurally, N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine (C18H20F3N3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 335.37 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine 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 FormulaC18H20F3N3
Molecular Weight335.37 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentF-containing
Nitrogen Atoms3

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