PCAA

PCAA
Names
	Preferred IUPAC name 5-[(1-Phenylcyclohexyl)amino]pentanoic acid
Identifiers
CAS Number	77160-83-9 ;
3D model (JSmol)	Interactive image ;
ChemSpider	151498 ;
PubChem CID	173576 ;
UNII	BL9SJ9WN2A ;
CompTox Dashboard (EPA)	DTXSID30227920 ;
	InChI InChI=1S/C17H25NO2/c19-16(20)11-5-8-14-18-17(12-6-2-7-13-17)15-9-3-1-4-10-15/h1,3-4,9-10,18H,2,5-8,11-14H2,(H,19,20) Key: RZGZMLICFFEUIQ-UHFFFAOYSA-N ; InChI=1/C17H25NO2/c19-16(20)11-5-8-14-18-17(12-6-2-7-13-17)15-9-3-1-4-10-15/h1,3-4,9-10,18H,2,5-8,11-14H2,(H,19,20) Key: RZGZMLICFFEUIQ-UHFFFAOYAJ;
	SMILES O=C(O)CCCCNC2(c1ccccc1)CCCCC2;
Properties
Chemical formula	C17H25NO2
Molar mass	275.392 g·mol−1
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Last updated June 07, 2025

PCAA, or 5-[N-(1-phenylcyclohexyl)amino]pentanoic acid, is a metabolite of phencyclidine (PCP). It can be detected in the urine of PCP users by mass spectrometry as means of drug screening.^[1]

References

↑ Ojanpera, Suvi; Pelander, Anna; Pelzing, Matthias; Krebs, Ilmari; Vuori, Erkki; Ojanpera, Ilkka (2006). "Isotopic pattern and accurate mass determination in urine drug screening by liquid chromatography/time-of-flight mass spectrometry". Rapid Communications in Mass Spectrometry. 20 (7): 1161–1167. Bibcode:2006RCMS...20.1161O. doi:10.1002/rcm.2429. PMID 16521169.

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[1] Ojanpera, Suvi; Pelander, Anna; Pelzing, Matthias; Krebs, Ilmari; Vuori, Erkki; Ojanpera, Ilkka (2006). "Isotopic pattern and accurate mass determination in urine drug screening by liquid chromatography/time-of-flight mass spectrometry". Rapid Communications in Mass Spectrometry. 20 (7): 1161–1167. Bibcode:2006RCMS...20.1161O. doi:10.1002/rcm.2429. PMID 16521169.

[1]

Names

Preferred IUPAC name 5-[(1-Phenylcyclohexyl)amino]pentanoic acid
Identifiers
CAS Number	77160-83-9 ^Y
3D model (JSmol)	Interactive image
ChemSpider	151498 ^Y
PubChem CID	173576
UNII	BL9SJ9WN2A ^Y
CompTox Dashboard (EPA)	DTXSID30227920
InChI InChI=1S/C17H25NO2/c19-16(20)11-5-8-14-18-17(12-6-2-7-13-17)15-9-3-1-4-10-15/h1,3-4,9-10,18H,2,5-8,11-14H2,(H,19,20)^Y Key: RZGZMLICFFEUIQ-UHFFFAOYSA-N^Y InChI=1/C17H25NO2/c19-16(20)11-5-8-14-18-17(12-6-2-7-13-17)15-9-3-1-4-10-15/h1,3-4,9-10,18H,2,5-8,11-14H2,(H,19,20) Key: RZGZMLICFFEUIQ-UHFFFAOYAJ
SMILES O=C(O)CCCCNC2(c1ccccc1)CCCCC2
Properties
Chemical formula	C₁₇H₂₅NO₂
Molar mass	275.392 g·mol⁻¹
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is ^YN ?) Infobox references