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    1H-imidazole
    CAS No.: 288-32-4 Formula: C3H4N2 Molecular Weight: 68.07730
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    1H-imidazole

    CAS No.: 288-32-4 Formula: C3H4N2 Molecular Weight: 68.07730
    Suppliers: All (388) China Suppliers (258) Price Available (57) Contractor (34)

    Description

    Imidazole is a versatile heterocycle used in the preparation of various biologically active compounds such as the amino acid histidine and is present in many antifungal medication. It is also used extensively as a corrosion inhibitor on transition metals such as copper.

    Numbering system

    EINECS number 206-019-2
    MDL number MFCD00005183

    Properties

    Appearance & Physical State white to yellow crystals or powder,with an amine odour
    Density 1.116 g/cm3
    Boiling Point 255-256oC
    Melting Point 86-90oC
    Flash Point 145oC
    Refractive Index 1.4801
    Water Solubility 633 g/L (20 oC)
    Stability Stable. Incompatible with acids, strong oxidizing agents. Protect from moisture.
    Storage Condition 2-8oC
    Vapor Pressure <1 mm Hg ( 20 °C)

    Safety Info

    RTECS NI3325000
    Hazard Class 8
    Safety Statements S22-S26-S36/37/39-S45
    HS Code 2933990090
    Packing Group III
    WGK Germany 1
    RIDADR UN 1759
    Risk Statements R22; R34; R63
    Hazard Codes C
    Caution Statement P201; P260; P280; P303 + P361 + P353; P305 + P351 + P338; P308 + P313
    Hazard Declaration H302; H314; H360D
    Signal Word Danger
    Symbol GHS05, GHS07, GHS08
    SDS 1.0 Expand

    SDS 1.0

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    SAFETY DATA SHEETS

    According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

    Version: 1.0

    Creation Date: Aug 11, 2017

    Revision Date: Aug 11, 2017

    1.Identification

    1.1 GHS Product identifier

    Product name 1H-imidazole

    1.2 Other means of identification

    Product number -
    Other names IMD

    1.3 Recommended use of the chemical and restrictions on use

    Identified uses For industry use only. Intermediates
    Uses advised against no data available

    1.4 Supplier's details

    Company MOLBASE (Shanghai) Biotechnology Co., Ltd.
    Address Floor 4 & 5, Building 12, No. 1001 North Qinzhou Road,
    Xuhui District, Shanghai, China
    Telephone +86(21)64956998
    Fax +86(21)54365166

    1.5 Emergency phone number

    Emergency phone number +86-400-6021-666
    Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

    2.Hazard identification

    2.1 Classification of the substance or mixture

    Acute toxicity - Oral, Category 4

    Skin corrosion, Category 1C

    Serious eye damage, Category 1

    Reproductive toxicity, Category 1B

    2.2 GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H302 Harmful if swallowed

    H314 Causes severe skin burns and eye damage

    H360 May damage fertility or the unborn child

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

    P260 Do not breathe dust/fume/gas/mist/vapours/spray.

    P280 Wear protective gloves/protective clothing/eye protection/face protection.

    P201 Obtain special instructions before use.

    P202 Do not handle until all safety precautions have been read and understood.

    Response

    P301+P312 IF SWALLOWED: Call a POISON CENTER/doctor/…if you feel unwell.

    P330 Rinse mouth.

    P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.

    P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water [or shower].

    P363 Wash contaminated clothing before reuse.

    P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

    P310 Immediately call a POISON CENTER/doctor/…

    P321 Specific treatment (see ... on this label).

    P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    P308+P313 IF exposed or concerned: Get medical advice/ attention.

    Storage

    P405 Store locked up.

    Disposal

    P501 Dispose of contents/container to ...

    2.3 Other hazards which do not result in classification

    none

    3.Composition/information on ingredients

    3.1 Substances

    Chemical name Common names and synonyms CAS number EC number Concentration
    1H-imidazole 1H-imidazole 288-32-4 none 100%

    4.First-aid measures

    4.1 Description of necessary first-aid measures

    General advice

    Consult a physician. Show this safety data sheet to the doctor in attendance.

    If inhaled

    Fresh air, rest. Refer for medical attention.

    In case of skin contact

    Remove contaminated clothes. Rinse skin with plenty of water or shower. Refer immediately for medical attention.

    In case of eye contact

    Rinse with plenty of water (remove contact lenses if easily possible). Refer immediately for medical attention.

    If swallowed

    Rinse mouth. Rest. Do NOT induce vomiting. Give one or two glasses of water to drink. Refer immediately for medical attention.

    4.2 Most important symptoms/effects, acute and delayed

    no data available

    4.3 Indication of immediate medical attention and special treatment needed, if necessary

    no data available

    5.Fire-fighting measures

    5.1 Extinguishing media

    Suitable extinguishing media

    Use water spray, foam, powder, carbon dioxide.

    5.2 Specific hazards arising from the chemical

    no data available

    5.3 Special protective actions for fire-fighters

    Wear self-contained breathing apparatus for firefighting if necessary.

    6.Accidental release measures

    6.1 Personal precautions, protective equipment and emergency procedures

    Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8.

    6.2 Environmental precautions

    Personal protection: complete protective clothing including self-contained breathing apparatus. Sweep spilled substance into covered containers. Then wash away with plenty of water.

    6.3 Methods and materials for containment and cleaning up

    Pick up and arrange disposal. Sweep up and shovel. Keep in suitable, closed containers for disposal.

    7.Handling and storage

    7.1 Precautions for safe handling

    Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Avoid exposure - obtain special instructions before use.Provide appropriate exhaust ventilation at places where dust is formed. For precautions see section 2.2.

    7.2 Conditions for safe storage, including any incompatibilities

    Separated from strong acids and food and feedstuffs.

    8.Exposure controls/personal protection

    8.1 Control parameters

    Occupational Exposure limit values

    no data available

    Biological limit values

    no data available

    8.2 Appropriate engineering controls

    Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.

    8.3 Individual protection measures, such as personal protective equipment (PPE)

    Eye/face protection

    Safety glasses with side-shields conforming to EN166. Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).

    Skin protection

    Wear impervious clothing. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique(without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.

    Respiratory protection

    Wear dust mask when handling large quantities.

    Thermal hazards

    no data available

    9.Physical and chemical properties

    Physical state white to yellow crystals or powder,with an amine odour
    Colour no data available
    Odour no data available
    Melting point/ freezing point 59°C(lit.)
    Boiling point or initial boiling point and boiling range 256°C(lit.)
    Flammability Combustible. Gives off irritating or toxic fumes (or gases) in a fire.
    Lower and upper explosion limit / flammability limit no data available
    Flash point 145°C
    Auto-ignition temperature 480°C
    Decomposition temperature no data available
    pH no data available
    Kinematic viscosity 2.617 mm2/s at 100°C
    Solubility In water:633 g/L (20 oC)
    Partition coefficient n-octanol/water (log value) -0.08
    Vapour pressure <1 mm Hg ( 20 °C)
    Density and/or relative density 1.01g/mLat 20°C
    Relative vapour density (air = 1): 2.35
    Particle characteristics no data available

    10.Stability and reactivity

    10.1 Reactivity

    no data available

    10.2 Chemical stability

    Stable under recommended storage conditions.

    10.3 Possibility of hazardous reactions

    Dust explosion possible if in powder or granular form, mixed with air.

    10.4 Conditions to avoid

    no data available

    10.5 Incompatible materials

    no data available

    10.6 Hazardous decomposition products

    no data available

    11.Toxicological information

    Acute toxicity

    • Oral: no data available
    • Inhalation: no data available
    • Dermal: no data available

    Skin corrosion/irritation

    no data available

    Serious eye damage/irritation

    no data available

    Respiratory or skin sensitization

    no data available

    Germ cell mutagenicity

    no data available

    Carcinogenicity

    no data available

    Reproductive toxicity

    no data available

    STOT-single exposure

    no data available

    STOT-repeated exposure

    no data available

    Aspiration hazard

    no data available

    12.Ecological information

    12.1 Toxicity

    • Toxicity to fish: no data available
    • Toxicity to daphnia and other aquatic invertebrates: no data available
    • Toxicity to algae: no data available
    • Toxicity to microorganisms: no data available

    12.2 Persistence and degradability

    no data available

    12.3 Bioaccumulative potential

    no data available

    12.4 Mobility in soil

    no data available

    12.5 Other adverse effects

    no data available

    13.Disposal considerations

    13.1 Disposal methods

    Product

    The material can be disposed of by removal to a licensed chemical destruction plant or by controlled incineration with flue gas scrubbing. Do not contaminate water, foodstuffs, feed or seed by storage or disposal. Do not discharge to sewer systems.

    Contaminated packaging

    Containers can be triply rinsed (or equivalent) and offered for recycling or reconditioning. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill. Controlled incineration with flue gas scrubbing is possible for combustible packaging materials.

    14.Transport information

    14.1 UN Number

    ADR/RID: UN3263 IMDG: UN3263 IATA: UN3263

    14.2 UN Proper Shipping Name

    ADR/RID: CORROSIVE SOLID, BASIC, ORGANIC, N.O.S.
    IMDG: CORROSIVE SOLID, BASIC, ORGANIC, N.O.S.
    IATA: CORROSIVE SOLID, BASIC, ORGANIC, N.O.S.

    14.3 Transport hazard class(es)

    ADR/RID: 8 IMDG: 8 IATA: 8

    14.4 Packing group, if applicable

    ADR/RID: Not dangerous goods. IMDG: Not dangerous goods. IATA: Not dangerous goods.

    14.5 Environmental hazards

    ADR/RID: no IMDG: no IATA: no

    14.6 Special precautions for user

    no data available

    14.7 Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code

    no data available

    15.Regulatory information

    15.1 Safety, health and environmental regulations specific for the product in question

    Chemical name Common names and synonyms CAS number EC number
    1H-imidazole 1H-imidazole 288-32-4 none
    European Inventory of Existing Commercial Chemical Substances (EINECS) Listed.
    EC Inventory Listed.
    United States Toxic Substances Control Act (TSCA) Inventory Listed.
    China Catalog of Hazardous chemicals 2015 Not Listed.
    New Zealand Inventory of Chemicals (NZIoC) Listed.
    Philippines Inventory of Chemicals and Chemical Substances (PICCS) Listed.
    Vietnam National Chemical Inventory Listed.
    Chinese Chemical Inventory of Existing Chemical Substances (China IECSC) Listed.

    16.Other information

    Information on revision

    Creation Date Aug 11, 2017
    Revision Date Aug 11, 2017

    Abbreviations and acronyms

    • CAS: Chemical Abstracts Service
    • ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
    • RID: Regulation concerning the International Carriage of Dangerous Goods by Rail
    • IMDG: International Maritime Dangerous Goods
    • IATA: International Air Transportation Association
    • TWA: Time Weighted Average
    • STEL: Short term exposure limit
    • LC50: Lethal Concentration 50%
    • LD50: Lethal Dose 50%
    • EC50: Effective Concentration 50%

    References

    • IPCS - The International Chemical Safety Cards (ICSC), website: http://www.ilo.org/dyn/icsc/showcard.home
    • HSDB - Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm
    • IARC - International Agency for Research on Cancer, website: http://www.iarc.fr/
    • eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website: http://www.echemportal.org/echemportal/index?pageID=0&request_locale=en
    • CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple
    • ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp
    • ERG - Emergency Response Guidebook by U.S. Department of Transportation, website: http://www.phmsa.dot.gov/hazmat/library/erg
    • Germany GESTIS-database on hazard substance, website: http://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp
    • ECHA - European Chemicals Agency, website: https://echa.europa.eu/

    Disclaimer: The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. We as supplier shall not be held liable for any damage resulting from handling or from contact with the above product.
    MSDS Expand
    1H NMR : 90 MHz in CDCl3Expand

    NMR Spectrum 1H NMR : 90 MHz in CDCl3

    Collapse

    C3 H4 N2 0.040 g : 0.5 ml CDCl3
    imidazole

    Assign. Shift(ppm)
    A 7.729
    B 7.129

    J(A,B)=1.0Hz.
    H2O included.

    IR : nujol mullExpand
    Mass Expand
    ESR : COPPER(II) COMPLEX, 77K, HALF FIELDExpand

    GC Analysis

    Total 8 Documents >>
    Column type Active phase Temperature (°C) Retention Index (I) Temperature Control Method
    Capillary OV-101 110. 1069. isothermal
    Capillary OV-101 110. 1042. isothermal
    Capillary OV-101 150. 1069. isothermal
    Packed SE-30 - 1095. custom temperature program
    Capillary PEG-40M/KF 170. 2172. isothermal
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