Substance

ID:356057

Names and Identifiers
IUPAC name
but-2-yne-1,4-diol
IUPAC Traditional name
butynediol
Synonyms
2-丁炔-1,4-二醇2-Butyne-1,4-diol
Registration numbers
CAS Number
Beilstein Number
EC Number
MDL Number
PubChem SID
Properties
Safety Information
MSDS Link
GHS Pictograms
GHS08
Respiratory sensitization, category 1
Germ cell mutagenicity, categories 1A,1B,2
Carcinogenicity, categories 1A,1B,2
Reproductive toxicity, categories 1A,1B,2
Specific Target Organ Toxicity – Single exposure, categories 1,2
Specific Target Organ Toxicity – Repeated exposure, categories 1,2
Aspiration Hazard, category 1
GHS05
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1
GHS06
Acute toxicity (oral, dermal, inhalation), categories 1,2,3
GHS Signal Word
Danger
GHS Hazard statements
H301-H312-H314-H317-H331-H373
European Hazard Symbols
Toxic Toxic (T)
Corrosive Corrosive (C)
Personal Protective Equipment
Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Safety Statements
25-26-36/37/39-45-46
GHS Precautionary statements
P261-P280-P301+P310-P305+P351+P338-P310
UN Number
2716
RID/ADR
UN 2716 6.1/PG 3
Risk Statements
21-23/25-34-43-48/22
RTECS
ES0525000
Hazard Class
6.1
Packing Group
3
German water hazard class
2
Physical Property
Boiling Point
238 °C(lit.)
Flash Point
152 °C
305.6 °F
Apperance
slightly brown
Melting Point
53-58 °C
53-58 °C(lit.)
Vapor Pressure
<0.1 mmHg ( 55 °C)
Product Information
Linear Formula
HOCH2C≡CCH2OH
Purity
≥98.0% (GC)
Grade
purum
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
No Data Available
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