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CAS RN: 129808-00-0 | Product Number: E1412

4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride (purified by sublimation)


Purity: >99.0%(T)(HPLC)
Synonyms:
  • 5,5'-(Ethyne-1,2-diyl)bis(isobenzofuran-1,3-dione) (purified by sublimation)
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1G
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Product Number E1412
Purity / Analysis Method >99.0%(T)(HPLC)
Molecular Formula / Molecular Weight C__1__8H__6O__6 = 318.24 
Physical State (20 deg.C) Solid
Store Under Inert Gas Store under inert gas
Condition to Avoid Moisture Sensitive
CAS RN 129808-00-0
Reaxys Registry Number 24024673
PubChem Substance ID 468591770
MDL Number

MFCD28976167

Specifications
Appearance White to Orange to Green powder to crystal
Purity(HPLC) min. 99.0 area%
Purity(Morpholine Method) min. 99.0 %
Properties (reference)
Melting Point 350 °C(dec.)
GHS
Pictogram Pictogram
Signal Word Warning
Hazard Statements H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
Precautionary Statements P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ eye protection/ face protection.
P302 + P352 : IF ON SKIN: Wash with plenty of water.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P362 + P364 : Take off contaminated clothing and wash it before reuse.
P332 + P313 : If skin irritation occurs: Get medical advice/ attention.
Related Laws:
Transport Information:
HS Number 2917398590
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