MTT formazan
[CAS# 23305-68-2]

Identification

• Name: MTT formazan
• Synonyms: N'-anilino-N-[(4,5-dimethyl-1,3-thiazol-2-yl)imino]benzenecarboximidamide
• Molecular Formula: C₁₈H₁₇N₅S
• Molecular Weight: 335.43
• CAS Registry Number: 23305-68-2 (57360-69-7)
• EC Number: 245-566-1
• SMILES: CC1=C(SC(=N1)N=N/C(=N/NC2=CC=CC=C2)/C3=CC=CC=C3)C

Properties

• Solubility: 0.0201 mg/L (25 °C water)
• Density: 1.2±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.658, Calc.^*
• Melting point: 189.13 °C
• Boiling Point: 466.09 °C, 493.1±48.0 °C (760 mmHg), Calc.^*
• Flash Point: 252.0±29.6 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software.

Safety Data

• Hazard Symbols: GHS07;GHS09 Warning
• Risk Statements: H315-H319-H335-H400
• Safety Statements: P261-P264-P264+P265-P271-P273-P280-P302+P352-P304+P340-P305+P351+P338-P319-P321-P332+P317-P337+P317-P362+P364-P391-P403+P233-P405-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319