Name: Fluorescein digalactoside
CAS#: 17817-20-8
Chemical Formula: C32H32O15
Exact Mass: 656.1741
Molecular Weight: 656.59
Elemental Analysis: C, 58.54; H, 4.91; O, 36.55

Description: Fluorescein digalactoside is a colorimetric probe formed by the reaction of adipic acid dihydrazide and fluorescein isothiocyanate.

Synonym: Fluorescein digalactoside; Fluorescein-di-beta-D-galactopyranoside; Fluorescein-di-beta-D-galactoside

IUPAC/Chemical Name: Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 3',6'-bis(beta-D-galactopyranosyloxy)-

InChi Key: ZTOBILYWTYHOJB-WBCGDKOGSA-N

InChi Code: InChI=1S/C32H32O15/c33-11-21-23(35)25(37)27(39)30(45-21)42-13-5-7-17-19(9-13)44-20-10-14(43-31-28(40)26(38)24(36)22(12-34)46-31)6-8-18(20)32(17)16-4-2-1-3-15(16)29(41)47-32/h1-10,21-28,30-31,33-40H,11-12H2/t21-,22-,23+,24+,25+,26+,27-,28-,30-,31-/m1/s1

SMILES Code: OC[C@H]1O[C@@H](Oc2ccc3c(Oc4cc(O[C@@H]5O[C@H](CO)[C@H](O)[C@H](O)[C@H]5O)ccc4C36OC(=O)c7ccccc67)c2)[C@H](O)[C@@H](O)[C@H]1O

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001