MedKoo Cat#: 574640 | Name: Combrestatin A4
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Combrestatin A4 is a potent inhibitor of tubulin polymerization and displays strong inhibitory activity on tumor cell growth. Combrestatin A4 was shown to inhibit tumor growth in several cell lines including IMR32 (neuroblastoma), Hs746T (gastric carcinoma), CFPAC-1 (pancreatic carcinoma), and MCF-7 (breast cancer).

Chemical Structure

Combrestatin A4
CAS#117048-59-6

Theoretical Analysis

MedKoo Cat#: 574640

Name: Combrestatin A4

CAS#: 117048-59-6

Chemical Formula: C18H20O5

Exact Mass: 316.1311

Molecular Weight: 316.35

Elemental Analysis: C, 68.34; H, 6.37; O, 25.29

Price and Availability

Size Price Availability Quantity
25mg USD 250.00 2 Weeks
100mg USD 550.00 2 Weeks
250mg USD 950.00 2 Weeks
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Related CAS #
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Synonym
Combrestatin A4; CRC 87-09; CRC87-09; CRC-87-09; CA4; CA 4; CA-4; NSC 817373; NSC817373; NSC-817373
IUPAC/Chemical Name
2-methoxy-5-[(1Z)-2-(3,4,5-trimethoxyphenyl)ethenyl]-phenol
InChi Key
HVXBOLULGPECHP-WAYWQWQTSA-N
InChi Code
InChI=1S/C18H20O5/c1-20-15-8-7-12(9-14(15)19)5-6-13-10-16(21-2)18(23-4)17(11-13)22-3/h5-11,19H,1-4H3/b6-5-
SMILES Code
OC1=CC(/C=C\C2=CC(OC)=C(OC)C(OC)=C2)=CC=C1OC
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
>3 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
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 316.35 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
1. Sun, L., Vasilevich, N.I., Fuselier, J.A., et al. Abilities of 3,4-diarylfuran-2-one analogs of combretastatin A-4 to inhibit both proliferation of tumor cell lines and growth of relevant tumors in nude mice. Anticancer Research 24, 179-186 (2004). 2. Dey, P. Chromatin remodeling, cancer and chemotherapy. Current Medicinal Chemistry 13, 2909-2919 (2006).