2-Thiopheneacetic acid

Purity : >96.0%(GC)(T)

CAS No.: 1918-77-0
EC No.: 217-639-8
EC Name: 2-thiophen-2-ylacetic acid
ECHA Name: 2-thienylacetic acid

2-Thiopheneacetic acid
2-Thienylacetic acid
2-(thiophen-2-yl)acetic acid
Thiopheneacetic acid

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SKU: 2-Thiopheneacetic acid ; 1918-77-0 ; 2-thiophen-2-ylacetic acid ; 217-639-8 ; 2-thienylacetic acid ; 100.016.037 Category:
Purity / Analysis Method >96.0%(GC)(T)
Molecular Formula / Molecular Weight C6H6O2S = 142.17
Physical State (20 deg.C) Solid
Store Under Inert Gas Store under inert gas
Condition to Avoid Air Sensitive
CAS RN 1918-77-0
PubChem Substance ID 87576206
MDL Number MFCD00005458

Specification & Properties

Appearance White to Light yellow to Light red powder to crystal
Purity(GC) min. 96.0 %
Purity(Neutralization titration) min. 96.0 %
Melting point 63.0 to 67.0 deg.C
Melting Point 63 deg.C
Boiling Point 160 deg.C/22 mmHg
Solubility (soluble in) Methanol

Safety & Regulations

Safety Information:
Chemical Safety Chemical Safety
Signal Word Danger
Hazard Statements H314 : Causes severe skin burns and eye damage.
H290 : May be corrosive to metals.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P260 : Do not breathe dusts or mists.
P234 : Keep only in original container.
P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P390 : Absorb spillage to prevent material damage.
P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower.
P301 + P330 + P331 : IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P363 : Wash contaminated clothing before reuse.
P304 + P340 + P310 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor.
P406 : Store in corrosive resistant container with a resistant inner liner.
P405 : Store locked up.
Related Laws:
Transport Information:
UN Number UN3261
Class 8
Packing Group III
Hazard Classification:

According to the classification provided by companies to ECHA in REACH registrations this substance
causes severe skin burns and eye damage,
causes serious eye damage,
may be corrosive to metals,
causes skin irritation and
may cause respiratory irritation.

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