(S)-5-Pyrrolidin-2-yltetrazole
[CAS# 33878-70-5]

Identification

• Name: (S)-5-Pyrrolidin-2-yltetrazole
• Synonyms: (S)-2-(1H-Tetrazol-5-yl)pyrrolidine; (S)-2-Tetrazol-5-ylpyrrolidine; (S)-5-(Pyrrolidin-2-yl)-1H-1,2,3,4-tetrazole; (S)-5-Pyrrolidin-2-yl-1H-tetrazole
• Molecular Formula: C₅H₉N₅
• Molecular Weight: 139.16
• CAS Registry Number: 33878-70-5
• EC Number: 636-466-2

Properties

• Solubility: Sparingly soluble (18 g/L) (25 ºC), Calc.^*
• Density: 1.301±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 249 ºC (ethyl acetate hexane )^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Sureshbabu, Vommina V.; Tetrahedron Letters 2007, V48(39), P7038-7041.

Safety Data

• Hazard Symbols: T
• Risk Codes: R25;R36/37/38
• Safety Description: S26;S36/37;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	3	H301
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2A	H319

• Transport Information: UN 2811 6.1 / PGIII