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C4991

Sigma-Aldrich

Cephalomannine

≥97% (HPLC), solid

Synonym(s):

NSC 318735

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About This Item

Empirical Formula (Hill Notation):
C45H53NO14
CAS Number:
71610-00-9
Molecular Weight:
831.90
MDL number:
MFCD01075131
UNSPSC Code:
12352200
PubChem Substance ID:
24724441
NACRES:
NA.77

Quality Level

100

Assay

≥97% (HPLC)

form

solid

solubility

DMSO: soluble 14 mg/mL

antibiotic activity spectrum

neoplastics

Mode of action

DNA synthesis | interferes

storage temp.

room temp

SMILES string

C\C=C(/C)C(=O)N[C@H]([C@@H](O)C(=O)O[C@H]1C[C@@]2(O)[C@@H](OC(=O)c3ccccc3)C4[C@@](C)([C@@H](O)C[C@H]5OC[C@@]45OC(C)=O)C(=O)[C@H](OC(C)=O)C(=C1C)C2(C)C)c6ccccc6

InChI

1S/C45H53NO14/c1-9-23(2)39(52)46-33(27-16-12-10-13-17-27)34(50)41(54)58-29-21-45(55)38(59-40(53)28-18-14-11-15-19-28)36-43(8,30(49)20-31-44(36,22-56-31)60-26(5)48)37(51)35(57-25(4)47)32(24(29)3)42(45,6)7/h9-19,29-31,33-36,38,49-50,55H,20-22H2,1-8H3,(H,46,52)/b23-9+/t29-,30-,31+,33-,34+,35+,36?,38-,43+,44-,45+/m0/s1

InChI key

DBXFAPJCZABTDR-UJLUYDJNSA-N

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General description

Chemical structure: ß-lactam

Application

Cephalomannine has been used for the identification of fungal taxol (anti-cancer drug) in liquid culture.

Biochem/physiol Actions

Cephalomannine is isolated from Taxus wallichiana, and serves as an antifungal agent.
Cephalomannine is a taxol derivative with antitumor, antiproliferative properties.

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H315,H318,H335

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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G Moyna et al.
Journal of chemical information and computer sciences, 36(6), 1224-1227 (1996-11-01)
A simple iterative method for superimposing sets of NMR derived structures and calculation of the root mean square deviation (RMSD) of the sets is described. It was compared to the commonly used algorithm involving pairwise best fitting in the conformational
Hongbo Wang et al.
Cancer letters, 268(1), 89-97 (2008-05-17)
Lx2-32c, a novel taxane derivative, is a semisynthetic analogue from cephalomannine. Its antitumor activity in vivo and in vitro was investigated in this study. Lx2-32c was cytotoxic (IC50=1.7+/-1.6nM) to various human tumor cell lines after 72h incubation. In vitro it
Jiang-Wei Zhang et al.
Drug metabolism and disposition: the biological fate of chemicals, 36(2), 418-426 (2007-11-28)
To investigate how taxane's substituents at C3' affect its metabolism, we compared the metabolism of cephalomannine and paclitaxel, a pair of analogs that differ slightly at the C3' position. After cephalomannine was incubated with human liver microsomes in an NADPH-generating
Kannan Vivekanandan et al.
Rapid communications in mass spectrometry : RCM, 20(11), 1731-1735 (2006-05-06)
A strategy is developed for the identification of isocephalomannine in the presence of alkali metal ion adducts and other cephalomannine isomers in a paclitaxel active pharmaceutical ingredient. Intact molecular ion analyses and a sub-structural study have been performed for the
K C Chan et al.
Journal of chromatography. B, Biomedical applications, 657(2), 301-306 (1994-07-15)
High-performance liquid chromatography (HPLC) and micellar electrokinetic chromatography (MEKC) were applied for the separation of taxol, cephalomannine, and baccatin III in crude extracts from the needle and bark of Taxus species. The chromatogram of the bark extract was cleaner than
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