95068

D-(+)-Raffinose pentahydrate

analytical standard

• Synonym(s): O-α-D-Galactopyranosyl-(1→6)-α-D-glucopyranosyl β-D-fructofuranoside, Melitose, Melitriose
• Empirical Formula (Hill Notation): C₁₈H₃₂O₁₆ · 5H₂O
• CAS Number: 17629-30-0
• Molecular Weight: 594.51
• UNSPSC Code: 12352201
• NACRES: NA.24
• PubChem Substance ID: 329770415
• MDL number: MFCD00071590
• Beilstein/REAXYS Number: 99541

Properties

• grade: analytical standard
• Quality Segment: 100
• assay: ≥99.0% (HPLC)
• optical activity: [α]/D 105±2°, c = 10 in H₂O
• shelf life: limited shelf life, expiry date on the label
• analyte chemical class(es): oligosaccharides
• impurities: 13-17% water
• application(s): food and beverages
• format: neat
• SMILES string: O.O.O.O.O.OC[C@H]1O[C@H](OC[C@H]2O[C@H](O[C@]3(CO)O[C@H](CO)[C@@H](O)[C@@H]3O)[C@H](O)[C@@H](O)[C@@H]2O)[C@H](O)[C@@H](O)[C@H]1O
• InChI: 1S/C18H32O16.5H2O/c19-1-5-8(22)11(25)13(27)16(31-5)30-3-7-9(23)12(26)14(28)17(32-7)34-18(4-21)15(29)10(24)6(2-20)33-18;;;;;/h5-17,19-29H,1-4H2;5*1H2/t5-,6-,7-,8+,9-,10-,11+,12+,13-,14-,15+,16+,17-,18+;;;;;/m1...../s1
• InChI key: BITMAWRCWSHCRW-PFQJHCPISA-N

Description

General description

Raffinose pentahydrate is a crystalline form of pharmaceutical sugar, raffinose which may act as ′scavengers′ or ′reservoirs′ for water with the pharmaceutical formulations.

Application

D-(+)-Raffinose pentahydrate may be used as a standard for the determination of free sugars of plants for separating the trimethylsilyl ethers by gas chromatography method.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable