RDD013

BIS-TRIS

anhydrous, free-flowing, Redi-Dri^™, ≥98.0%

• Synonym(s): 2,2-Bis(hydroxymethyl)-2,2′,2″-nitrilotriethanol, 2-Bis(2-hydroxyethyl)amino-2-(hydroxymethyl)-1,3-propanediol, Bis(2-hydroxyethyl)amino-tris(hydroxymethyl)methane
• Empirical Formula (Hill Notation): C₈H₁₉NO₅
• CAS Number: 6976-37-0
• Molecular Weight: 209.24
• Beilstein/REAXYS Number: 2205275
• EC Number: 230-237-7
• MDL number: MFCD00002853
• UNSPSC Code: 12161700
• PubChem Substance ID: 329824222
• NACRES: NA.25

Properties

• grade: anhydrous
• Quality Level: 100
• product line: Redi-Dri^™
• assay: ≥98.0%
• form: crystalline powder
• quality: free-flowing
• impurities: ≤1.0% water (Karl Fischer)
• pH: 9.0-10.1 (20-25 °C, 1 M in water)
• useful pH range: 5.8-7.2
• pKa (25 °C): 6.5
• solubility: water: 500 mg/mL, clear, colorless to faint yellow or tan
• cation traces: heavy metals (as Pb): ≤5 ppm
• application(s): diagnostic assay manufacturing
• SMILES string: OCCN(CCO)C(CO)(CO)CO
• InChI: 1S/C8H19NO5/c10-3-1-9(2-4-11)8(5-12,6-13)7-14/h10-14H,1-7H2
• InChI key: OWMVSZAMULFTJU-UHFFFAOYSA-N

Description

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H319
• pcodes: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable