Seleno-DL-cystine
[CAS# 2897-21-4]

Identification

• Name: Seleno-DL-cystine
• Synonyms: DL-Selenocystine
• Molecular Formula: C₆H₁₂N₂O₄Se₂
• Molecular Weight: 334.09
• CAS Registry Number: 2897-21-4
• EC Number: 636-685-3

Properties

• Solubility: Very slightly soluble (0.33 g/L) (25 ºC), Calc.^*

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

Safety Data

• Hazard Symbols: T;N
• Risk Codes: R23/25;R33;R50/53
• Safety Description: S20/21;S28;S45;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	3	H331
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Acute toxicity	Acute Tox.	3	H301
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Specific target organ toxicity - repeated exposure	STOT RE	2	H373

• Transport Information: UN 2811 6.1/PG 3