Substance
ID:177642
Names and Identifiers
IUPAC name
1H-imidazole
IUPAC Traditional name
Him
Synonyms
咪唑Imidazole1,3-二氮杂-2,4-环戊二烯甘恶啉
Registration numbers
CAS Number
Beilstein Number
MDL Number
EC Number
PubChem SID
Properties
Physical Property
p𝘒ₐ
6.95
pH
9.5-11.0 (25 °C, 5% in H2O)
Flash Point
293 °F
145 °C
Boiling Point
256 °C(lit.)
Vapor Pressure
<1 mmHg ( 20 °C)
Melting Point
88-91 °C(lit.)
Product Information
Ignition Residue
≤0.1%
Cation Traces
Fe: ≤0.001%
Grade
ACS reagent
Impurities
≤0.2% water
Purity
≥99% (titration)
Quality Level
PREMIUM
Safety Information
GHS Pictograms
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
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
RID/ADR
UN 2923 8/PG 3
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
RTECS
NI3325000
UN Number
2923
GHS Signal Word
Danger
European Hazard Symbols
Toxic (T)German water hazard class
1
Safety Statements
53-26-36/37/39-45
Packing Group
3
Risk Statements
61-22-34
GHS Precautionary statements
P201-P280-P305+P351+P338-P310
Hazard Class
8
GHS Hazard statements
H302-H314-H360D
Molecule Details
Application
特别适用于 pH 6.2-7.8 范围内的缓冲液
包装
100, 500 g in glass bottle
特别适用于 pH 6.2-7.8 范围内的缓冲液
包装
100, 500 g in glass bottle
Molecular Spectra
No Data Available
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References
No Data Available
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