Chemical Properties of Methamphetamine (CAS 537-46-2)

InChI

InChI=1S/C10H15N/c1-9(11-2)8-10-6-4-3-5-7-10/h3-7,9,11H,8H2,1-2H3/t9-/m1/s1

InChI Key

MYWUZJCMWCOHBA-SECBINFHSA-N

Formula

C10H15N

SMILES

CNC(C)Cc1ccccc1

Molecular Weight¹

149.23

CAS

537-46-2

Other Names

• (+)-(S)-Deoxyephedrine
• (+)-(S)-N-«alpha»-Dimethylphenethylamine
• (+)-2-(N-Methylamino)-1-phenylpropane
• (+)-Methamphetamine
• (+)-Methylamphetamine
• (+)-N,«alpha»-Dimethyl-«beta»-phenylethylamine
• (+)-N,«alpha»-Dimethylphenethylamine
• (+)-N-Methylamphetamine
• (S)-(+)-Deoxyephedrine
• (S)-Methamphetamine
• (S)-Methylamphetamine
• 1-Phenyl-2-methylaminopropane
• Benzeneethanamine, N,«alpha»-dimethyl-, (+)-
• Benzeneethanamine, N,«alpha»-dimethyl-, (S)-
• D-(S)-methamphetamine
• D-1-Phenyl-2-methylaminopropan
• D-1-Phenyl-2-methylaminopropane
• D-N,«alpha»-dimethylphenethylamine
• D-N-methylamphetamine
• D-deoxyephedrine
• D-desoxyephedrine
• D-methamphetamine
• D-methylamphetamine
• D-phenylisopropylmethylamine
• Desyphed
• L-Methamphetamine
• Metamfetamine
• Metamphetamine
• Methyl-«beta»-phenylisopropylamine
• Methylamphetamine
• N-Methylamphetamine
• N-«alpha»-dimethylphenethylamine
• NSC 25115
• Norodin
• Phenethylamine, N,«alpha»-dimethyl-, (+)-
• Phenethylamine, N,«alpha»-dimethyl-, (S)-(+)-

• ω : Acentric Factor.
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• I_np : Non-polar retention indices.
• I : Polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.4108		Relay (1.0) Calculated Property
ΔfG°	232.68	kJ/mol	Joback Calculated Property
ΔfH°gas	58.10	kJ/mol	Relay (1.0) Calculated Property
ΔfusH°	17.27	kJ/mol	Joback Calculated Property
ΔvapH°	58.99	kJ/mol	Relay (1.0) Calculated Property
IE	8.28	eV	Relay (1.0) Calculated Property
log10WS	-0.44		Relay (1.0) Calculated Property
logPoct/wat	1.837		Crippen Calculated Property
McVol	137.980	ml/mol	McGowan Calculated Property
Pc	2999.15	kPa	Joback Calculated Property
Inp	[1161.00; 1188.00]
Inp	1187.00		NIST
Inp	1188.00		NIST
Inp	1161.00		NIST
Inp	1187.00		NIST
I	[1562.00; 1562.00]
I	1562.00		NIST
I	1562.00		NIST
Tboil	485.53	K	Relay (1.0) Calculated Property
Tc	693.65	K	Relay (1.0) Calculated Property
Tfus	283.75	K	Relay (1.0) Calculated Property
Vc	0.496	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[176.23; 454.14]	J/mol×K	[273.00; 1000.00]	Joback Predicted correlation
Equation			Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K
Coefficient A			-4.29990e+01
Coefficient B			9.57040e-01
Coefficient C			-6.03200e-04
Coefficient D			1.43300e-07
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	176.23	J/mol×K	273.00	Calculated Property
Cp,gas	226.43	J/mol×K	353.78	Calculated Property
Cp,gas	270.74	J/mol×K	434.56	Calculated Property
Cp,gas	309.62	J/mol×K	515.33	Calculated Property
Cp,gas	343.51	J/mol×K	596.11	Calculated Property
Cp,gas	372.88	J/mol×K	676.89	Calculated Property
Cp,gas	398.17	J/mol×K	757.67	Calculated Property
Cp,gas	419.85	J/mol×K	838.44	Calculated Property
Cp,gas	438.35	J/mol×K	919.22	Calculated Property
Cp,gas	454.14	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[352.26; 544.54]	The Yaws Handbook of Vapor Pressure
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.25290e+01
Coefficient B			-3.38151e+03
Coefficient C			-7.60220e+01
Temperature range, min.			352.26
Temperature range, max.			544.54
Pvap	1.33	kPa	352.26	Calculated Property
Pvap	3.21	kPa	373.62	Calculated Property
Pvap	6.87	kPa	394.99	Calculated Property
Pvap	13.37	kPa	416.35	Calculated Property
Pvap	24.05	kPa	437.72	Calculated Property
Pvap	40.50	kPa	459.08	Calculated Property
Pvap	64.57	kPa	480.45	Calculated Property
Pvap	98.22	kPa	501.81	Calculated Property
Pvap	143.55	kPa	523.18	Calculated Property
Pvap	202.66	kPa	544.54	Calculated Property

Similar Compounds

Find more compounds similar to Methamphetamine.

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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