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  7. Thermo Scientific Chemicals α-Naphtholbenzein

Thermo Scientific Chemicals α-Naphtholbenzein

Product Code. 15560000
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Quantity:
5 g
25 g
100 g

Description

Indicator

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 145-50-6
Molecular Formula C27H18O2
Molecular Weight (g/mol) 374.44
InChI Key VDDWRTZCUJCDJM-PNHLSOANSA-N
PubChem CID 5941340
IUPAC Name (4Z)-4-[(4-hydroxynaphthalen-1-yl)-phenylmethylidene]naphthalen-1-one
SMILES C1=CC=C(C=C1)C(=C2C=CC(=O)C3=CC=CC=C23)C4=CC=C(C5=CC=CC=C54)O

Specifications

Melting Point 230.0°C to 235.0°C
Infrared Spectrum Authentic
Quantity 5 g
Synonym p-naphtholbenzein, 1-naphtholbenzein, alpha-naphtholbenzein, .alpha.-naphtholbenzein, 4-4-hydroxynaphthyl phenylmethylene naphthalen-1-one, naphtholbenzein, 1 4h-naphthalenone, 4-4-hydroxy-1-naphthalenyl phenylmethylene, 1 4h-naphthalenone,4-4-hydroxy-1-naphthalenyl phenylmethylene, 1 4h-naphthalenone, 4-.alpha.-4-hydroxy-1-naphthyl benzylidene
Solubility Information Solubility in water: insoluble. Other solubilities: soluble in acetone, acetic acid
Formula Weight 374.44
Chemical Name or Material α-Naphtholbenzein

Safety and Handling

compliance-icons
Product Identifier
  • alpha-Naphtholbenzein
 Signal Word
  • Warning
 Hazard Category
  • Serious eye damage/eye irritation Category 2
  • Skin corrosion/irritation Category 2
  • Specific target organ toxicity Category 3
 Hazard Statement
  • H315-Causes skin irritation.
  • H319-Causes serious eye irritation.
  • H335-May cause respiratory irritation.
 Precautionary Statement
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/soap.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P312-Call a POISON CENTER/doctor/if you feel unwell.
 Supplemental information
  • MIXTURE LIST-Contains : 4-[(4-hydroxy-1-naphthalenyl)phenylmethylene]-1(4H)-Naphthalenone

RUO – Research Use Only

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