Cyclooctatetraene

• Catalog No.: 29640
• CAS Number: 629-20-9
• M. F.: C8H8
• M. W.: 104.14912
• Purity: ≥97.0% (GC)

SYNONYMS

• Title: 环辛四烯
• IUPAC name: cycloocta-1,3,5,7-tetraene
• IUPAC Traditional name: 1,3,5,7-cyclooctatetraene

DATABASE IDS

• EC Number: 211-080-3
• PubChem SID: 24857857
• Beilstein Number: 2496800
• CAS Number: 629-20-9
• MDL Number: MFCD00004161

PROPERTIES

• Contains: ~0.1% hydroquinone as stabilizer
• Empirical Formula (Hill Notation): C8H8
• Grade: purum
• Purity: ≥97.0% (GC)
• Boiling Point: 142-143 °C(lit.)
• Density: 0.925 g/mL at 25 °C(lit.)
• Flash Point: 22 °C
• Flash Point: 71.6 °F
• Melting Point: -5--3 °C(lit.)
• Refractive Index: n20/D 1.537(lit.)
• Refractive Index: n20/D 1.537
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H304-H315-H319-H335
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P210-P261-P301 + P310-P305 + P351 + P338-P331
• RID/ADR: UN 2358 3/PG 2
• Risk Statements: 10-36/37/38-65
• Safety Statements: 26-62
• Storage Temperature: 2-8°C
• Hazard Class: 3
• UN Number: 2358
• Packing Group: 2
• German water hazard class: 3