4-Methylumbelliferyl-α- D-galactopyranoside CAS: 38597-12-5
MF: C16H18O8
MW: 338.31
A fluorogenic substrate for α-gal A.

4-Methylumbelliferyl-α- D-galactopyranoside (CAS 38597-12-5)

  • bvseo_sdk, java_sdk, bvseo-3.2.0
  • CLOUD, getAggregateRating, 127ms
  • bvseo-msg: The resource to the URL or file is currently unavailable.;
Synonym: 4-methyl-7-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-2-one; 4-MU-a-D-Gal
Application: A fluorogenic substrate for α-gal A
CAS Number: 38597-12-5
Molecular Weight: 338.31
Molecular Formula: C16H18O8
* Refer to Certificate of Analysis for lot specific data (including water content).
Submit a review for this product and receive 15 CruzCredits

4-Methylumbelliferyl-α- D-galactopyranoside is a fluorogenic substrate for α-gal A (α-galactosidase), yielding a blue fluorescent solution upon cleavage. 4-Methylumbelliferyl-α- D-galactopyranoside is potentially useful in differentiating species within the family of Enterobacteriaceae and in the localization of α-galactosidase in plants.


1. A.J. Dick, et al. 1990. Physiol. Plant. 80, 250.
2. Kämpfer, P. et al. 1991. J. Clin. Microbiol. 29(12): 2877-2879. PMID: 1757564

Appearance :
Physical State :
Solubility :
Soluble in water (50 mg/ml), methanol, and DMF (50 mg/ml).
Storage :
Store at -20° C
Melting Point :
221-222° C
Boiling Point :
~626.9° C at 760 mmHg (Predicted)
Density :
~1.5 g/cm3 (Predicted)
Refractive Index :
n20D 1.64
Optical Activity :
+237° (0.3% (w/v) in water)
Fluoresence :
λex 317 nm, λem 374 nm (pH 9.1) ; λex 360 nm, λem 449 nm (Reaction product) ; λex 360 nm, λem 440 nm
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany :
PubChem CID :
MDL Number :
EC Number :
Beilstein Registry :

Download SDS (MSDS)

Certificate of Analysis

Adobe Acrobat Reader is required to reliably view,
print and comment on PDF documents

4-Methylumbelliferyl-α- D-galactopyranoside  Product Citations

See how others have used 4-Methylumbelliferyl-α- D-galactopyranoside. Click on the entry to view the PubMed entry .

Citations 1 to 5 of 5 total

PMID: # 27679524  Lenders, M. et al. 2016. Nephrol. Dial. Transplant.

PMID: # 25933799  Lenders, M. et al. 2016. Journal of the American Society of Nephrology : JASN. 27: 256-64.

PMID: # 27142856  Lenders, M. et al. 2016. Orphanet journal of rare diseases. 11: 54.

PMID: # 27356758  Lenders, M. et al. 2016. Orphanet journal of rare diseases. 11: 88.

PMID: # 25423912  Schelleckes, M. et al. 2014. Orphanet journal of rare diseases. 9: 178.

Citations 1 to 5 of 5 total

What is the solubility of this product?

Asked by: hawkeye11
Thank you for your question. 4-Methylumbelliferyl-α- D-galactopyranoside, sc-280454, can be dissolved in a water:methanol solution (50:50) at a concentration of 0.3 mg/ml.
Answered by: TechService7
Date published: 2017-01-12
  • y_2020, m_2, d_18, h_12CST
  • bvseo_bulk, prod_bvqa, vn_bulk_3.0.5
  • cp_1, bvpage1
  • co_hasquestionsanswers, tq_1
  • loc_en_US, sid_280454, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]
  • clientName_scbt
  • bvseo_sdk, java_sdk, bvseo-3.2.0
  • CLOUD, getContent, 149ms
  • bvseo_sdk, java_sdk, bvseo-3.2.0
  • CLOUD, getReviews, 12ms
  • bvseo-msg: The resource to the URL or file is currently unavailable.;

Santa Cruz Biotechnology, Inc. is a world leader in the development of products for the biomedical research market. Call us Toll Free at 1-800-457-3801.
Copyright © 2007-2020 Santa Cruz Biotechnology, Inc. All Rights Reserved. "Santa Cruz Biotechnology", and the Santa Cruz Biotechnology, Inc. logo, "Santa Cruz Animal Health", "San Juan Ranch", "Supplement of Champions", the San Juan Ranch logo, "Ultracruz", "Chemcruz", "Immunocruz", "Exactacruz", and "EZ Touch" are registered trademarks of Santa Cruz Biotechnology, Inc.
All trademarks are the property of their respective owners.