42-O-[2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]rapamycin
[CAS# 159351-68-5]

Identification

• Name: 42-O-[2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]rapamycin
• Synonyms: Rapamycin 42-[2-(tert-butyldimethylsilyloxy)ethyl] ether
• Molecular Formula: C₅₉H₉₇NO₁₄Si
• Molecular Weight: 1072.49
• CAS Registry Number: 159351-68-5
• EC Number: 807-428-4

Properties

• Solubility: Very slightly soluble (0.41 g/L) (25 °C), Calc.^*
• Density: 1.12±0.1 g/cm³ (20 °C 760 Torr), Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Reproductive toxicity	Repr.	1B	H360
Acute toxicity	Acute Tox.	3	H301
Acute toxicity	Acute Tox.	3	H331
Acute toxicity	Acute Tox.	3	H311
Specific target organ toxicity - repeated exposure	STOT RE	1	H372