Agent Name

3-Methyl-1-pentyn-3-ol

CAS Number

77-75-8

Formula

C6-H10-O

Major Category

Other Classes

Synonyms

2-Butanol, 2-ethynyl-; 2-Ethinylbutanol-2; 2-Ethynyl-2-butanol; 3-Methyl-pentin-(1)-ol-(3) [German]; 3-Methylpent-1-yn-3-ol; 3-Methylpentin-3-ol; 3-Methylpentyn-3-ol; 3-Metil-pentin-3-ol [Italian]; Allotropal; alpha-Ethyl-alpha-methylpropargyl alcohol; Aniphor; Anti-stress; Apridol; Atemorin; Atempol; Citodorm; Comesa; Dalgol; Dormalest; Dormidin; Dormigen; Dormiphen; Dormison; Dormocit; Dormosan; Ethinylmethylethylcarbinol; Ethyl ethynyl methyl carbinol; Formison; Hexofen; Imnudorm; Insomnol; Macarol; Mecarol; Melpintol; Meparfynol; Mepentil; Methylethylacetylenylcarbinol; Methylethylethynylcarbinol; Methylparafynol; Methylpentinol; Methylpentynol; Methylpentynolum [INN-Latin]; Metilparafinolo; Metilpentinol [INN-Spanish]; Metilpentinolo; Metilpentinolo [DCIT]; Miramel; N-Oblivon; Noxokratin; Oblevil; Oblivon; Olfine P; Olosot; Olvadon; Pentadorm; Pentinol; Pentyrest; Perlopal; Riposon; Sedapercut; Seral; Sintyal; Somnesin; Sonnormon; 1-Pentyn-3-ol, 3-methyl-; [ChemIDplus] UN1987

Category

Alcohols and Polyols, Other

Description

Liquid with an acrid odor; [Merck Index] Clear slightly yellow liquid; [Acros Organics MSDS]

Sources/Uses

Used as a hypnotic and sedative; [Merck Index] Used as an intermediate; [ToxPlanet: ECHA REACH Registrations]

Comments

Causes somnolence and convulsions in subcutaneous lethal-dose studies of mice; [RTECS] May cause serious eye injury; Harmful by ingestion; [ToxPlanet: ECHA REACH Registrations] May cause irritation and CNS depression; Harmful by ingestion; [Acros Organics MSDS]

Exposure Assessment
Vapor Pressure

5.25 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Alcohols, n.o.s."

Flammability (NFPA)

2: High ambient temperature required

Adverse Effects
Neurotoxin

CNS Solvent Syndrome

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: