2-chloro-1-(5-methylthiophen-2-yl)ethanone

Modify Date: 2024-02-28 23:59:46

2-chloro-1-(5-methylthiophen-2-yl)ethanone Structure
2-chloro-1-(5-methylthiophen-2-yl)ethanone structure
Common Name 2-chloro-1-(5-methylthiophen-2-yl)ethanone
CAS Number 31772-42-6 Molecular Weight 174.64800
Density 1.264g/cm3 Boiling Point 283.9ºC at 760mmHg
Molecular Formula C7H7ClOS Melting Point N/A
MSDS N/A Flash Point 125.5ºC

 Names

Name 2-chloro-1-(5-methylthiophen-2-yl)ethanone
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.264g/cm3
Boiling Point 283.9ºC at 760mmHg
Molecular Formula C7H7ClOS
Molecular Weight 174.64800
Flash Point 125.5ºC
Exact Mass 173.99100
PSA 45.31000
LogP 2.47800
Index of Refraction 1.555

 MSDS

Material Safety Data Sheet

Section1. Identification of the substance
Product Name: 2-Chloro-1-(5-methyl-thiophen-2-yl)-ethanone
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

Section3. Composition/information on ingredients.
Ingredient name:2-Chloro-1-(5-methyl-thiophen-2-yl)-ethanone
CAS number:31772-42-6

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels.
Storage:

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
Boiling point:No data
No data
Melting point:
Flash point:No data
Density:No data
Molecular formula:C7H7ClOS
Molecular weight:174.6

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, hydrogen chloride, sulfur oxides.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

HS Code 2934999090

 Synthetic Route

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2-chloro-1-(5-methylthiophen-2-yl)ethanone Structure

2-chloro-1-(5-m...

CAS#:31772-42-6

Literature: Yoshimatsu, Mitsuhiro; Sakai, Miho; Moriura, Eri European Journal of Organic Chemistry, 2007 , # 3 p. 498 - 507

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2-chloro-1-(5-methylthiophen-2-yl)ethanone Structure

2-chloro-1-(5-m...

CAS#:31772-42-6

Literature: Kuznetsova; Platonova; Lichitskii; Krayushkin; Barachevskii Russian Chemical Bulletin, 2012 , vol. 61, # 11 p. 2109 - 2113 Izv. Akad. Nauk, Ser. Khim., 2012 , # 11 p. 2092 - 2097,6

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2-chloroacetyl-5-methylthiophene
chloromethyl 5-methyl-2-thienyl ketone