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2421-28-5 - 3,3',4,4'-Benzophenonetetracarboxylic dianhydride, 97+% - BTDA - 4,4'-Carbonyldiphthalic anhydride - A16529 - Alfa Aesar

A16529 3,3',4,4'-Benzophenonetetracarboxylic dianhydride, 97+%

CAS-Nummer
2421-28-5
Synonyme
BTDA
4,4'-Carbonyldiphthalic anhydride

Größe Preis ($) Menge Verfügbarkeit
100g 26,01
500g 70,56
2.5kg 248,40
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3,3',4,4'-Benzophenonetetracarboxylic dianhydride, 97+%

MDL
MFCD00005923
EINECS
219-348-1

Chemische Eigenschaften

Formel
C17H6O7
Molmasse
322.23
Schmelzpunkt
220-226°
Siedepunkt
320°/5mm
Flammpunkt
324°(615°F)
Dichte
1.570
Sensitivität
Moisture Sensitive
Löslichkeit
Soluble in DMF (0.1 g/mL). Reacts with water.

Anwendungen

BTDA polymer fine free-flowing powder suitable for general purposes. BTDA Microfine Micronized powder facilitates mixing in epoxy resins. BTDA ultrapure high-purity, high-assay powder for critical polyimide synthesis.

Bemerkungen

Moisture Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents.

Literaturverweise

Horng-Long Tyan,; Kung-Hwa Wei,; Tsung-Eong Hsieh. Mechanical properties of clay-polyimide (BTDA-ODA) nanocomposites via ODA-modified organoclay. Journal of Polymer Science Part B: Polymer Physics. 2008, 38(44),2873-2878.

James F. Dezern. Synthesis and characterization of BTDA-based polyamide-imides. Journal of Polymer Science Part A: Polymer Chemistry. 1988, 26 (9), 2157-2169.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H319-H335

Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P264-P305+P351+P338-P304+P340-P312-P337+P313-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER or doctor/physician if you feel unwell. If eye irritation persists: Get medical advice/attention. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
761777
Harmonized Tariff Code
2918.30
TSCA
Yes

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