8.22290

2-Naphthol

for synthesis

• Synonym(s): 2-Naphthol, 2-Hydroxy naphthaline
• Empirical Formula (Hill Notation): C₁₀H₈O
• CAS Number: 135-19-3
• Molecular Weight: 144.17
• UNSPSC Code: 12352104
• EC Index Number: 205-182-7
• NACRES: NA.22
• MDL number: MFCD00004067
• Assay: ≥99% (GC)
• Form: solid

Properties

• vapor pressure: <0.1 hPa ( 30 °C)
• Quality Segment: 200
• assay: ≥99% (GC)
• form: solid
• autoignition temp.: 430 °C
• potency: 1960 mg/kg LD₅₀, oral (Rat), >10000 mg/kg LD₅₀, skin (Rabbit)
• bp: 294.8 °C/1013 hPa
• mp: 121.6 °C
• transition temp: flash point 153 °C
• solubility: 1 g/L
• density: 1.27 g/cm³ at 20 °C
• bulk density: 300 kg/m³
• storage temp.: 2-30°C
• SMILES string: Oc1cc2c(cc1)cccc2
• InChI: 1S/C10H8O/c11-10-6-5-8-3-1-2-4-9(8)7-10/h1-7,11H
• InChI key: JWAZRIHNYRIHIV-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 119 °C
Melting range (upper value): ≤ 122 °C
Identity (IR): passes test

Safety Information

• Pictograms: GHS05,GHS07,GHS09
• Signal Word: Danger
• Hazard Codes: H302 + H332,H317,H318,H400
• Precautionary Statements: P273 - P280 - P301 + P312 - P302 + P352 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Dam. 1 - Skin Sens. 1
• Storage Class: 11 - Combustible Solids
• WGK: WGK 2
• Flash Point (°F): 307.4 °F - closed cup
• Flash Point (°C): 153 °C - closed cup