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Trabectedin

CAS No.
114899-77-3
Chemical Name:
Trabectedin
Synonyms
Trabectedin;ET-743;Yondelis;Ecteinascidin;NSC 648766;NSC-684766;ASMF Filed;Qubetidine;cteinascidin;ecteinascidin 743
CBNumber:
CB31364731
Molecular Formula:
C39H43N3O11S
Molecular Weight:
761.84
MDL Number:
MFCD00874849
MOL File:
114899-77-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:25
Product description Number Pack Size Price
Trabectedin ≥98% (HPLC) SML4074 5 mg $192
Trabectedin ≥98% (HPLC) SML4074 25 mg $771
Trabectedin ≥98% (HPLC) SML4074 1 unit $719
Trabectedin ≥95% 34662 500μg $213
Trabectedin ≥95% 34662 1mg $402
More product size

Trabectedin Properties

Melting point >143°C (dec.)
alpha D25 +114° (c = 0.1 in methanol)
Density 1.55±0.1 g/cm3 (20 ºC 760 Torr)
storage temp. -20°C Freezer, Under inert atmosphere
solubility Chloroform (Slightly), Methanol (Slightly)
pka 9.73±0.40(Predicted)
form Solid
color Light Yellow to Yellow
optical activity -53.824.5 (CHCl3)
InChIKey PKVRCIRHQMSYJX-HAHYLZASNA-N
SMILES CC(C1=C2OCO1)=C(OC(C)=O)C3=C2[C@H](CO4)N([C@@H](O)[C@H]5N(C)[C@@H]6C7=C(C5)C=C(C)C(OC)=C7O)C6[C@H]3SC[C@@]8(C4=O)NCCC9=C8C=C(OC)C(O)=C9
NCI Dictionary of Cancer Terms ecteinascidin 743; ET-743; trabectedin; Yondelis
FDA UNII ID0YZQ2TCP
ATC code L01CX01
NCI Drug Dictionary trabectedin
UNSPSC Code 12352200
NACRES NA.21

Pharmacokinetic data

Protein binding 94-98%
Excreted unchanged in urine <1%
Volume of distribution >5000 Litres
Biological half-life 180 / Probably unchanged

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS08,GHS06
Signal word  Danger
Hazard statements  H373-H300-H332-H361-H312-H341
Precautionary statements  P201-P202-P281-P308+P313-P405-P501-P264-P270-P301+P310-P321-P330-P405-P501-P201-P202-P281-P308+P313-P405-P501-P260-P314-P501-P280-P302+P352-P312-P322-P363-P501-P261-P271-P304+P340-P312
WGK Germany  WGK 3
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Muta. 1B
Repr. 2
STOT RE 2 Inhalation
NFPA 704
0
4 0

Trabectedin price More Price(11)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich SML4074 Trabectedin ≥98% (HPLC) 114899-77-3 5 mg $192 2026-04-30 Buy
Sigma-Aldrich SML4074 Trabectedin ≥98% (HPLC) 114899-77-3 25 mg $771 2026-04-30 Buy
Sigma-Aldrich SML4074 Trabectedin ≥98% (HPLC) 114899-77-3 1 unit $719 2025-07-31 Buy
Cayman Chemical 34662 Trabectedin ≥95% 114899-77-3 500μg $213 2026-04-30 Buy
Cayman Chemical 34662 Trabectedin ≥95% 114899-77-3 1mg $402 2026-04-30 Buy
Product number Packaging Price Buy
SML4074 5 mg $192 Buy
SML4074 25 mg $771 Buy
SML4074 1 unit $719 Buy
34662 500μg $213 Buy
34662 1mg $402 Buy

Trabectedin Chemical Properties,Uses,Production

Description

Trabectedin is a marine natural product derived from the tunicate Ecteinascidia turbinate. With its demonstrated in vitro and in vivo activity against a range of solid tumor cell lines, human xenografts and tumor explants, this antineoplastic agent has been developed and launched for the treatment of advanced STS after failure of first-line therapy with anthracyclines or ifosfamide or in patients who are unsuited to receive these agents. Its proposed mechanism of action involves binding to the N2 position of guanine in the minor groove demonstrating a preference for sequences containing 5′-PuGC and 5′-PyGG motifs. Subsequent alkylation of DNA, via an iminium intermediate generated from an intra-molecular acid-catalyzed activation and dehydration of the carbinolamine, induces a curvature of the DNA toward the major groove that ultimately disrupts the binding of transcription factors involved in cell proliferation. Evaluation of trabectedin against the National Cancer Institute’s human in vitro cell line panel, including melanoma, non-small-cell lung, ovarian, renal, prostate, and breast cancer, demonstrated potencies ranging from 1 pM to 10 nM.

Originator

University of Illinois (US)

Uses

A tetrahydroisoquinoline alkaloid with antitumor activity isolated from the Caribbean tunicate, Ecteinascidin turbinata. It is the first marine anticancer agent approved in the European Union for patients with soft tissue sarcoma (STS). Antineoplastic.

Definition

ChEBI: A tetrahydroisoquinoline alkaloid obtained from a Caribbean tunicate Ecteinascidia turbinata. Used for the treatment of soft tissue sarcoma and relapsed ovarian cancer.

brand name

Yondelis

Clinical Use

Antineoplastic agent:
Advanced soft tissue sarcoma
Ovarian cancer

Side effects

The most common adverse events included nausea, fatigue, vomiting, anorexia, neutropenia, and increases in aspartate aminotransferase and alanine aminotransferase liver enzymes. To combat the nausea and vomiting, all patients must receive 20mg of dexamethasone intravenously before the trabectedin infusion. Not only does this pretreatment have an antiemetic effect, it also appears to offer a hepatoprotective benefit. Concomitant administration of potent inhibitors and inducers of CYP3A4 should be avoided since plasma levels of this CYP3A4- metabolized drug will be affected. Trabectedin is contraindicated in patients with a known hypersensitivity to trabectedin, concurrent serious or uncontrolled infection, or breast-feeding. Trabectedin should also not be administered in combination with yellow fever vaccine. Finally, there are strict criteria regarding absolute neutrophil count, platelet count, and renal and hepatic enzyme levels for permission to initiate or continue treatment with trabectedin.

Synthesis

While the challenging total synthesis of trabectedin has been accomplished by a few research groups, the commercial preparation begins from readily available cyanosafracin B in 21 steps. Following the Boc and MOM protection of the amine and phenol functionalities, respectively, the methoxy-pquinone was hydrolyzed with sodium hydroxide in methanol. The resulting quinine was reduced (hydrogen over Pd/C) to give an unstable hydroquinone that was subsequently alkylated with bromochloromethane and allyl bromide. The MOM and Boc groups were then removed followed by cleavage of the amide by Edman degradation (through formation of the thiourea with phenyl isothiocyanate and treatment with HCl in 1,4-dioxane). At this point, the amine was protected as the TROC carbamate before reprotecting the phenol as the MOM ether and then liberating the amine with zinc in acetic acid. The amine was converted to an alcohol moiety with sodium nitrite in acetic acid, and this handle was acylated with (S)-N-[(trichloroethoxy)carbonyl]-S-(9-fluorenylmethyl)cysteine. Removal of the allyl-protecting group followed by oxidation provided an 492 Shridhar Hegde and Michelle Schmidt alpha-hydroxy ketone intermediate. Dehydration and deprotection of the cysteine established the Michael addition of the thiol to the o-quinone methide with concomitant trapping with acetic anhydride. The remaining steps involved removal of protecting groups, installation of the tetrahydroisoquinoline ring via a Pictet Spengler reaction, and conversion of the cyano to the alcohol of the carbinolamine with silver nitrate in acetonitrile and water.

Drug interactions

Potentially hazardous interactions with other drugs
Alcohol: Avoid concomitant use.
Antibacterials: concentration reduced by rifampicin.
Antipsychotics: avoid with clozapine, increased risk of agranulocytosis.
Vaccines: risk of generalised infections - avoid.

Metabolism

Metabolised in the liver, mainly by cytochrome P450 isoenzyme CYP3A4. Excreted mainly via the faeces.

114899-80-8
114899-77-3
Synthesis of Trabectedin from Ecteinascidin 770

Trabectedin Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 183)Suppliers
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AFINE CHEMICALS LIMITED
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+8618531123677 faithe@yan-xi.com China 5853 58
ATK CHEMICAL COMPANY LIMITED
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career henan chemical co
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17791478691 yklbiotech@163.com CHINA 296 58
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+86 13816833708 binbin.lin@cepharm.cn CHINA 52 58
TargetMol Chemicals Inc.
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Longyan Tianhua Biological Technology Co., Ltd
0086 18039857276 18039857276 CHINA 2783 58
HANGZHOU CLAP TECHNOLOGY CO.,LTD
86-571-88216897,88216896 13588875226 sales@hzclap.com CHINA 6312 58

Related articles

View Lastest Price from Trabectedin manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Trabectedin pictures 2026-04-30 Trabectedin
114899-77-3
US $0.00 / MG 1MG 98%min 30kg/month WUHAN FORTUNA CHEMICAL CO., LTD
ecteinascidin 743 pictures 2025-06-20 ecteinascidin 743
114899-77-3
US $30.00-11.00 / kg 1kg 0.99 20 tons Hebei Yanxi Chemical Co., Ltd.
ecteinascidin 743 pictures 2019-07-06 ecteinascidin 743
114899-77-3
US $2.00 / kg 1kg 99% 100kg Career Henan Chemical Co
  • Trabectedin pictures
  • Trabectedin
    114899-77-3
  • US $0.00 / MG
  • 98%min
  • WUHAN FORTUNA CHEMICAL CO., LTD
ecteinascidin 743 Trabectedin (1'R,6R,6aR,7R,13S,14S,16R)- ET-743 Yondelis Trabectedin(Ecteinascidin 743,NSC-684766,ET-743, Yondelis) Ecteinascidine 743 NSC 648766 Trabectedin(Ecteinascidin 743,NSC-684766,ET-743) Trabectedin Ecteinascidin Yondelis R ,Trabectedin NSC-684766 Trabectedin (Ecteinascidin 743) PKVRCIRHQMSYJX-ZKZLGIKISA-N cteinascidin ECTEINASCIDIN 743; ET-743; ECTEINASCIDIN Trabectedin, >95% Trabectedin (Yondelis) Spiro[6,16-(epithiopropanoxymethano)-7,13-imino-12H-1,3-dioxolo[7,8]isoquino[3,2-b][3]benzazocine-20,1'(2'H)-isoquinolin]-19-one, 5-(acetyloxy)-3',4',6,6a,7,13,14,16-octahydro-6',8,14-trihydroxy-7',9-dimethoxy-4,10,23-trimethyl-, (1'R,6R,6aR,7R,13S,14S,16R)- ASMF Filed TrabectedinQ: What is Trabectedin Q: What is the CAS Number of Trabectedin Q: What is the storage condition of Trabectedin Q: What are the applications of Trabectedin ecteinascidin 743,Trabectedin,ET 743 ET 743,Ecteinascidin743,inhibit,ROS,Inhibitor,Trabectedin,backbone,Ecteinascidin-743,Cytotoxicity,tetrahydroisoquinoline,superoxides,ET743,DNA,Apoptosis,alkaloid,cell-cycle,anti-inflammatory,antitumor,Reactive Oxygen Species (1′R,6R,6aR,7R,13S,14S,16R)-5-(Acetyloxy)-3′,4′,6,6a,7,13,14,16-octahydro-6′,8,14-trihydroxy-7′,9-dimethoxy-4,10,23-trimethylspiro[6,16-(epithiopropanoxymethano)-7,13-imino-12H-1,3-dioxolo[7,8]isoquino[3,2-b][3]benzazocine-20,1′(2′H)-isoquinolin]-19-one Qubetidine Trabectedin, 10 mM in DMSO Trabectedin-d3/Ecteinascidin 743-d3/ET-743-d3 Ecteinascidin 114899-77-3 C39H43N3O11S Amines Heterocycles Intermediates & Fine Chemicals Pharmaceuticals API 114899-77-3