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Name	Methylpentynol carbamate	EINECS	N/A
CAS No.	302-66-9	Density	1.045g/cm³
PSA	53.31000	LogP	1.39740
Solubility	N/A	Melting Point	55.8-57° (McLamore); mp 53.5-55° (McCrea)
Formula	C7H11 N O2	Boiling Point	237.5°Cat760mmHg
Molecular Weight	141.17	Flash Point	105.1°C
Transport Information	N/A	Appearance	N/A
Safety	Poison by ingestion and intraperitoneal routes. Moderately toxic by subcutaneous route. A sedative and tranquilizer which can cause central nervous system depression and death by overdose. Toxic effects are enhanced with the use of alcohol and barbiturates. When heated to decomposition it emits toxic fumes of NO_x. See also CARBAMATES.	Risk Codes	N/A
Molecular Structure		Hazard Symbols	N/A
Synonyms	1-Pentyn-3-ol,3-methyl-, carbamate (8CI,9CI); Carbamic acid, 1-ethyl-1-methyl-2-propynylester (6CI,7CI); N-Oblivon (6CI); 1-Ethyl-1-methyl-2-propynyl carbamate;3-Carbamoyloxy-3-methyl-4-pentyne; 3-Methyl-1-pentyn-3-ol carbamate;3-Methyl-1-pentyn-3-yl carbamate; 3-Methyl-3-(carbamyloxy)-4-pentyne;3-Methyl-3-carbamyloxy-1-pentyne; Anansiol; Meparfynol carbamate; Mepentamate;Methylparafynol carbamate; Methylpentynol carbamate; Oblivon C; Oblivon N;Placidal; Trusono

Methylpentynol carbamate Chemical Properties

Molecule structure of Methylpentynol carbamate (CAS NO.302-66-9):

IUPAC Name: 3-Methylpent-1-yn-3-yl carbamate
Molecular Weight: 141.16774 g/mol
Molecular Formula: C₇H₁₁NO₂
Density: 1.045 g/cm³
Boiling Point: 237.5 °C at 760 mmHg
Flash Point: 105.1 °C
Index of Refraction: 1.468
Molar Refractivity: 37.58 cm³
Molar Volume: 135 cm³
Polarizability: 14.89×10^-24 cm³
Surface Tension: 39.4 dyne/cm
Enthalpy of Vaporization: 47.43 kJ/mol
Vapour Pressure: 0.0447 mmHg at 25 °C
Water Solubility: 1.60E+04 mg/L
XLogP3: 0.6
H-Bond Donor: 1
H-Bond Acceptor: 2
Rotatable Bond Count: 4
Tautomer Count: 2
Exact Mass: 141.078979
MonoIsotopic Mass: 141.078979
Topological Polar Surface Area: 52.3
Heavy Atom Count: 10
Complexity: 179
Canonical SMILES: CCC(C)(C#C)OC(=O)N
InChI: InChI=1S/C7H11NO2/c1-4-7(3,5-2)10-6(8)9/h1H,5H2,2-3H3,(H2,8,9)
InChIKey: GXCDLJXPZVCHBX-UHFFFAOYSA-N
EINECS of Methylpentynol carbamate (CAS NO.302-66-9): 206-125-9

Methylpentynol carbamate Toxicity Data With Reference

1.	orl-mus LD50:337 mg/kg	JPPMAB Journal of Pharmacy and Pharmacology. 10 (1958),315.
2.	ipr-mus LD50:100 mg/kg	NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) No. AD277-689 .
3.	scu-mus LD50:450 mg/kg	ARZNAD Arzneimittel-Forschung. Drug Research. 5 (1955),161.

Methylpentynol carbamate Safety Profile

Poison by ingestion and intraperitoneal routes. Moderately toxic by subcutaneous route. A sedative and tranquilizer which can cause central nervous system depression and death by overdose. Toxic effects are enhanced with the use of alcohol and barbiturates. When heated to decomposition it emits toxic fumes of NO_x. See also CARBAMATES.

Methylpentynol carbamate Specification

Methylpentynol carbamate (CAS NO.302-66-9) is also named as 1-Ethyl-1-methyl-2-propynyl carbamate ; 2-Ethynyl-2-butyl carbamate ; 3-Carbamoyloxy-3-methyl-4-pentyne ; 3-Methyl-1-pentyn-3-ol carbamate ; 3-Methyl-3-(carbamyloxy)-4-pentyne ; 3-Methyl-3-carbamyloxy-1-pentyne ; 4-03-00-00065 (Beilstein Handbook Reference) ; Anansiol ; BRN 1762311 ; Calminol ; Carbamate de methylpentinol ; Carbamate de methylpentinol [French] ; Carbamic acid, 2-ethynyl-2-butyl ester ; Formarin ; Meparfynol carbamate ; Mepentamate ; Mepentamato ; Methylparafynol carbamate ; N Oblivon ; Oblivon C ; Oblivon N ; Olosed ; Ovetten ; Pentin C ; Placidal ; Psicosedina ; USAF EL-108 ; Vereden .

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