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    Potassium methoxide
    CAS No.: 865-33-8 Formula: CH3KO Molecular Weight: 70.13220
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    Potassium methoxide

    CAS No.: 865-33-8 Formula: CH3KO Molecular Weight: 70.13220
    Suppliers: All (38) China Suppliers (38) Price Available (12) Contractor (2)

    Basic Info

    Chemical Name Potassium methoxide
    Synonyms

    potassium,methanolate;

    CAS No. 865-33-8
    Molecular Formula CH3KO
    Molecular Weight 70.13220
    PSA 23.06000
    LogP 0.04670

    Numbering system

    EINECS number 212-736-1

    Properties

    Appearance & Physical State solid
    Density 0.85
    Boiling Point 48.1oC at 760 mmHg
    Melting Point -20oC
    Flash Point 7oC
    Refractive Index n20/D 1.37
    Water Solubility may decompose
    Stability Stable. Reacts violently with water. Moisture sensitive. Absorbs carbon dioxide from the air. Incompatible with acids, strong oxidizing agents, acid chlorides, acid anhydrides, alkali metals.
    Storage Condition Flammables area

    Safety Info

    Hazard Class 4.2
    Safety Statements S16-S25-S29-S33-S36/37/39-S45-S46-S62
    HS Code 29051900
    Packing Group II
    WGK Germany 1
    RIDADR UN 3206
    Risk Statements R11; R23/24/25; R38; R39/23/24/25; R48/20; R63; R65; R67
    Hazard Codes F
    Symbol GHS02, GHS05, GHS06, GHS08
    Caution Statement P210; P260; P280; P301 + P310; P305 + P351 + P338; P310
    Supplemental Hazard Statements Reacts violently with water.
    Hazard Declaration H225; H301 + H311 + H331; H314; H370
    Signal Word Danger
    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 17, 2017

    Revision Date: Aug 17, 2017

    1.Identification

    1.1 GHS Product identifier

    Product name Potassium methoxide

    1.2 Other means of identification

    Product number -
    Other names potassium,methanolate

    1.3 Recommended use of the chemical and restrictions on use

    Identified uses For industry use only. Fuels and fuel additives,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

    Self- heating substances and mixtures, Category 1

    Skin corrosion, Category 1B

    2.2 GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H251 Self-heating; may catch fire

    H314 Causes severe skin burns and eye damage

    Precautionary statement(s)
    Prevention

    P235 Keep cool.

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

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

    P264 Wash ... thoroughly after handling.

    Response

    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.

    Storage

    P407 Maintain air gap between stacks or pallets.

    P413 Store bulk masses greater than … kg/…lbs at temperatures not exceeding …°C/…°F.

    P420 Store separately.

    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
    Potassium methoxide Potassium methoxide 865-33-8 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. Half-upright position. Artificial respiration may be needed. Refer immediately for medical attention.

    In case of skin contact

    First rinse with plenty of water for at least 15 minutes, then remove contaminated clothes and rinse again. 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. Do NOT induce vomiting. 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

    NO water. NO hydrous agents. Use dry powder, dry sand.

    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

    Remove all ignition sources. Evacuate danger area! Consult an expert! Personal protection: complete protective clothing including self-contained breathing apparatus. Sweep spilled substance into covered dry plastic containers. Carefully collect remainder. Then store and dispose of according to local regulations. Do NOT wash away into sewer.

    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

    Fireproof. Separated from strong oxidants, acids, metals and food and feedstuffs. Dry. Cool. Well closed. Store in an area having corrosion resistant concrete floor. Store in an area without drain or sewer access.

    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 solid
    Colour no data available
    Odour no data available
    Melting point/ freezing point -20oC
    Boiling point or initial boiling point and boiling range 48.1oC at 760 mmHg
    Flammability Highly flammable. Many reactions may cause fire or explosion.
    Lower and upper explosion limit / flammability limit no data available
    Flash point 11°C
    Auto-ignition temperature >50°C
    Decomposition temperature no data available
    pH no data available
    Kinematic viscosity no data available
    Solubility In water:may decompose
    Partition coefficient n-octanol/water (log value) -0.74
    Vapour pressure Pa at 25°C: (negligible)
    Density and/or relative density 0.95g/mLat 20°C
    Relative vapour density no data available
    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

    no data available

    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: UN3274 IMDG: UN3274 IATA: UN3274

    14.2 UN Proper Shipping Name

    ADR/RID: ALCOHOLATES SOLUTION, N.O.S., in alcohol
    IMDG: ALCOHOLATES SOLUTION, N.O.S., in alcohol
    IATA: ALCOHOLATES SOLUTION, N.O.S., in alcohol

    14.3 Transport hazard class(es)

    ADR/RID: 8 IMDG: 8 IATA: 8

    14.4 Packing group, if applicable

    ADR/RID: II IMDG: II IATA: II

    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
    Potassium methoxide Potassium methoxide 865-33-8 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 Listed.
    New Zealand Inventory of Chemicals (NZIoC) Listed.
    Philippines Inventory of Chemicals and Chemical Substances (PICCS) Listed.
    Vietnam National Chemical Inventory Not Listed.
    Chinese Chemical Inventory of Existing Chemical Substances (China IECSC) Listed.

    16.Other information

    Information on revision

    Creation Date Aug 17, 2017
    Revision Date Aug 17, 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.
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