CAS No 275-51-4 , azulene Search by region : Germany

Name: azulene
Synonyms: Bicyclo[5.3.0]decapentaene; Bicyclo(5.3.0)decapentaene; NSC 89248; Azunamic; Cyclopentacycloheptene;azulene;275-51-4; EINECS 205-993-6;
CAS Registry Number:275-51-4
Transport: OTH
Melting Point: 98-100 °C(lit.)
Boiling Point: 242 °C(lit.)
Density: 1.037g/cm³
Refractive index: 1.632
Water Solubility: Insoluble
Safety Statements: Poison by intraperitoneal, intravenous, and subcutaneous routes. When heated to decomposition it emits acrid smoke and irritating vapors.
Hazard Symbols: Not regulated UN NO.
EINECS: 205-993-6
Molecular Weight: 128.17052
InchiKey: CUFNKYGDVFVPHO-UHFFFAOYSA-N
InChI: InChI=1S/C10H8/c1-2-5-9-7-4-8-10(9)6-3-1/h1-8H
Risk Statements: S24/25:Avoidcontactwithskinandeyes.;
Molecular Formula: C₁₀H₈
Molecular Structure:

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References of azulene

Title: Azulene
CAS Registry Number: 275-51-4
CAS Name: Cyclopentacycloheptene
Synonyms: bicyclo-[5.3.0]-deca-2,4,6,8,10-pentaene; bicyclo-[0.3.5]-deca-1,3,5,7,9-pentaene
Molecular Formula: C10H8
Molecular Weight: 128.17
Percent Composition: C 93.71%, H 6.29%
Literature References: Prepn from octahydronaphthalene: Plattner, Pfau, Helv. Chim. Acta 20, 224 (1937); from indan: Plattner, Magyar, ibid. 25, 581 (1942).
Properties: Intensely blue leaflets or monoclinic plates from alc. Odor of naphthalene. mp 98.5-99°. Absorption spectrum: Susz et al., Helv. Chim. Acta 20, 469 (1937); Plattner, ibid. 24, 283 (1941). Insol in water; sol in the usual organic solvents, in concd mineral acids with decompn.
Melting point: mp 98.5-99°

Derivative Type: Sodium sulfonate
CAS Registry Number: 51873-93-9
Trademarks: Azunol (Nippon Shinyaku); Azusalen (Ohta)

Therap-Cat: Sodium sulfonate as antacid.
Keywords: Antacid.