15572-30-2, 6-Bromo-2-naphthyl-beta-D-galactopyranoside, CAS: 15572-30-2

BNGal
Br-nap-b-D-gal
, 6-Bromo-2-naphthyl-beta-D-galactopyranoside, CAS: 15572-30-2
C16H17BrO6 / 385.21
MFCD00064182

6-Bromo-2-naphthyl b-D-galactopyranoside

6-溴-2-奈基-beta-D-半乳糖苷

6-Bromo-2-naphthyl β-D-galactopyranoside is a chromogenic substrate commonly used for the detection of the enzymatic activity of β-galactosidase. It can produce a yellow precipitate upon hydrolysis by β-galactosidase, indicating the presence of the enzyme. It is often used in molecular biology applications to detect gene expression or to monitor cloning efficiency.

CAS No: 15572-30-2 Synonyms: BNGalBr-nap-b-D-gal MDL No: MFCD00064182 Chemical Formula: C16H17BrO6 Molecular Weight: 385.21

CAS Number	15572-30-2
Product Name	6-Bromo-2-naphthyl beta-D-galactopyranoside
IUPAC Name	(2S,3R,4S,5R,6R)-2-(6-bromonaphthalen-2-yl)oxy-6-(hydroxymethyl)oxane-3,4,5-triol
Molecular Formula	C16H17BrO6
Molecular Weight	385.21 g/mol
InChI	InChI=1S/C16H17BrO6/c17-10-3-1-9-6-11(4-2-8(9)5-10)22-16-15(21)14(20)13(19)12(7-18)23-16/h1-6,12-16,18-21H,7H2/t12-,13+,14+,15-,16-/m1/s1
InChI Key	NLRXQZJJCPRATR-LYYZXLFJSA-N
SMILES	C1=CC2=C(C=CC(=C2)Br)C=C1OC3C(C(C(C(O3)CO)O)O)O
Synonyms	6-bromo-2-naphthyl-beta-galactopyranoside, BrNapGal
Canonical SMILES	C1=CC2=C(C=CC(=C2)Br)C=C1OC3C(C(C(C(O3)CO)O)O)O
Isomeric SMILES	C1=CC2=C(C=CC(=C2)Br)C=C1O[C@H]3[C@@H]([C@H]([C@H]([C@H](O3)CO)O)O)O

COA:

Product name: 6-Bromo-2-naphthyl-beta-D-galactopyranoside

M.F.: C₁₆H₁₇BrO₆ M.W._:385.2 CAS: 15572-30-2

*Items*	*Standards*	*Results*
Appearance	White or slightly yellow crystal powder	Complies
Identification	IR and HPLC	Complies
NMR and MS	Should comply	Complies
Loss weight on drying	Max.1%	0.1%
Heavy metal	Max. 20ppm	Complies
Any other impurity	Max. 1%	Complies
Total impurity	Max. 2%	Complies
Assay	Min. 98%	99.8%