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20461-95-4

20461-95-4 structure
20461-95-4 structure

Name ethyl 2,2-bis(ethylsulfanyl)acetate
Synonyms Bis-aethylmercapto-essigsaeure-aethylester
Glyoxylic acid ethyl ester diethyl mercaptal
EINECS 243-836-3
ethyl glyoxylate diethyl thioacetal
MFCD00009267
bis-ethylsulfanyl-acetic acid ethyl ester
Density 1.082g/cm3
Boiling Point 288.2ºC at 760mmHg
Molecular Formula C8H16O2S2
Molecular Weight 208.34100
Flash Point 117.3ºC
Exact Mass 208.05900
PSA 76.90000
LogP 2.38180
Vapour Pressure 0.00238mmHg at 25°C
Index of Refraction n20/D 1.497(lit.)
Storage condition Flammables area
Name: Ethyl bis(ethylthio)acetate 99% Material Safety Data Sheet
Synonym:
CAS: 20461-95-4
Section 1 - Chemical Product MSDS Name:Ethyl bis(ethylthio)acetate 99% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
20461-95-4 Ethyl bis(ethylthio)acetate, 99% 99 243-836-3
Hazard Symbols: None Listed.
Risk Phrases: 10

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Flammable.
Potential Health Effects
The toxicological properties of this material have not been investigated. Use appropriate procedures to prevent opportunities for direct contact with the skin or eyes and to prevent inhalation.

Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
General Information:
Flammable liquid and vapor.
Extinguishing Media:
Use agent most appropriate to extinguish fire.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Clean up spills immediately, observing precautions in the Protective Equipment section.

Section 7 - HANDLING and STORAGE
Handling:
Empty containers retain product residue, (liquid and/or vapor), and can be dangerous. Keep away from heat, sparks and flame. Do not pressurize, cut, weld, braze, solder, drill, grind, or expose empty containers to heat, sparks or open flames.
Storage:
Keep away from heat, sparks, and flame. Flammables-area.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use process enclosure, local exhaust ventilation, or other engineering controls to control airborne levels.
Exposure Limits CAS# 20461-95-4: Personal Protective Equipment Eyes: Wear chemical splash goggles.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to minimize contact with skin.
Respirators:
A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant respirator use.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Clear liquid
Color: colorless
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 70.0 - 70.0 deg C @ .10mm Hg
Freezing/Melting Point: 0 deg C
Autoignition Temperature: Not available.
Flash Point: 25 deg C ( 77.00 deg F)
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density: 1.0710g/cm3
Molecular Formula: C8H16O2S2
Molecular Weight: 208.33

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, strong oxidants.
Incompatibilities with Other Materials:
Not available.
Hazardous Decomposition Products:
Irritating and toxic fumes and gases.
Hazardous Polymerization: Not available.

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 20461-95-4 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Ethyl bis(ethylthio)acetate, 99% - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION


Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
Shipping Name: FLAMMABLE LIQUID, N.O.S.*
Hazard Class: 3
UN Number: 1993
Packing Group: II
IMO
Shipping Name: FLAMMABLE LIQUID, N.O.S.
Hazard Class: 3.2
UN Number: 1993
Packing Group: II
RID/ADR
Shipping Name: FLAMMABLE LIQUID, N.O.S.
Hazard Class: 3
UN Number: 1993
Packing group: II

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
R 10 Flammable.
Safety Phrases:
S 16 Keep away from sources of ignition - No
smoking.
WGK (Water Danger/Protection)
CAS# 20461-95-4: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 20461-95-4 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 20461-95-4 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A
Hazard Codes Xi: Irritant;
Risk Phrases 10-36/37/38
Safety Phrases 26-36
RIDADR UN 3272 3/PG 3
WGK Germany 3
Packaging Group III
Hazard Class 3.2
HS Code 2930909090

~99%

20461-95-4 structure

20461-95-4

Literature: Lissel, Manfred Liebigs Annalen der Chemie, 1982 , # 9 p. 1589 - 1601

~%

20461-95-4 structure

20461-95-4

Detail
Literature: Synthesis (Germany), , vol. 45, # 6 art. no. SS-2012-M0904-OP, p. 798 - 802

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20461-95-4 structure

20461-95-4

Literature: Chemische Berichte, , vol. 89, p. 1912
HS Code 2930909090
Summary 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%