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CAS No. 120786-18-7 Density 1.2 g/cm3
PSA 58.88000 LogP 2.69780
Solubility N/A Melting Point N/A
Formula C15H18N2O Boiling Point 505 °C at 760 mmHg
Molecular Weight 242.321 Flash Point 259.2 °C
Transport Information UN 1544 6.1/PG 2 Appearance Brown to White Powder
Safety 26-36/37/39-45 Risk Codes 23/24/25-36/37/38
Molecular Structure Molecular Structure of 120786-18-7 (Huperzine A) Hazard Symbols ToxicT


Article Data 22

HuperzineA Chemical Properties

Molecular Structure of 5,9-Methanocycloocta[b]pyridin-2(1H)-one,5-amino-11-ethylidene-5,6,9,10-tetrahydro-7-methyl-, (11E)- (CAS NO.120786-18-7):

Empirical Formula: C15H18N2O
Molecular Weight: 242.3162
H bond acceptors: 3
H bond donors: 3
Freely Rotating Bonds: 1
Polar Surface Area: 55.12 Å2
Index of Refraction: 1.626
Molar Refractivity: 71.47 cm3
Molar Volume: 201.8 cm3
Surface Tension: 49.4 dyne/cm
Density: 1.2 g/cm3
Flash Point: 259.2 °C
Enthalpy of Vaporization: 77.46 kJ/mol
Boiling Point: 505 °C at 760 mmHg
Vapour Pressure: 2.53E-10 mmHg at 25°C
storage temp: 2-8°C
Product Categories: Natural Plant Extract; Acetylcholine receptor

HuperzineA Safety Profile

Hazard Codes: ToxicT
Risk Statements: 23/24/25-36/37/38
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 1544 6.1/PG 2
WGK Germany: 3
RTECS: PB9185700

HuperzineA Specification

  5,9-Methanocycloocta[b]pyridin-2(1H)-one,5-amino-11-ethylidene-5,6,9,10-tetrahydro-7-methyl-, (11E)- , with CAS number of 120786-18-7, can be called (1R,9R)-1-Amino-13-ethylidene-11-methyl-6-azatricyclo[,7~]trideca-2(7),3,10-trien-5-one ; (1R,9R,13E)-1-Amino-13-ethylidene-11-methyl-6-azatricyclo[,7~]trideca-2(7),3,10-trien-5-one ; (5R,9R)-5-amino-11-ethylidene-7-methyl-5,6,9,10-tetrahydro-5,9-methanocycloocta[b]pyridin-2(1H)-one ; (5R,9R,11E)-5-amino-11-ethylidene-7-methyl-5,6,9,10-tetrahydro-5,9-methanocycloocta[b]pyridin-2(1H)-one ; [5R-(5a,9b,11E)]-5-Amino-11-ethylidene-5,8,9,10-tetrahydro-7-methyl-5,9-methanocycloocta[b]pyridin-2(1H)-one ; 5,9-Methanocycloocta(b)pyridin-2(1H)-one, 5-amino-11-ethylidene-5,6,9,10-tetrahydro-7-methyl-, (5R,9R,11E)- ; 5,9-methanocycloocta[b]pyridin-2(1H)-one, 5-amino-11-ethylidene-5,6,9,10-tetrahydro-7-methyl-, (5R,9R)- .

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