5-Methoxy-1,3,3-trimethyl-6'-nitrospiro[indoline-2,2'-[2H]chromene]
[CAS# 16331-96-7]

Identification

• Name: 5-Methoxy-1,3,3-trimethyl-6'-nitrospiro[indoline-2,2'-[2H]chromene]
• Synonyms: 5'-Methoxy-6-nitro-1',3',3'-trimethylspiro[2H-1-benzopyran-2,2'-indoline]; Chroma 88; Chroma Dye 88
• Molecular Formula: C₂₀H₂₀N₂O₄
• Molecular Weight: 352.38
• CAS Registry Number: 16331-96-7
• EC Number: 240-405-1

Properties

• Solubility: Practically insoluble (0.027 g/L) (25 °C), Calc.^*
• Density: 1.32±0.1 g/cm³ (20 °C 760 Torr), Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2016 ACD/Labs)

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319