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isocucurbitacin B

CAS No.
17278-28-3
Chemical Name:
isocucurbitacin B
Synonyms
NSC 106400;Isocindrin B;Isoucurbitacin B;isocucurbitacin B;Cucurbitacin impurity 1;Cucurbitacin Impurity 11;(3alpha,9beta,10alpha,16alpha,23E)-25-(Acetyloxy)-3,16,20-trihydroxy-9-methyl-19-norlanosta-5,23-diene-2,11,22-trione
CBNumber:
CB21397815
Molecular Formula:
C32H46O8
Molecular Weight:
558.7
MDL Number:
MFCD30180088
MOL File:
17278-28-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:55

isocucurbitacin B Properties

storage temp. Store at -20°C
solubility Soluble in DMSO

isocucurbitacin B price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 380521 Isocucurbitacin B ≥98% 17278-28-3 10mg $553 2026-06-03 Buy
Biosynth SAA27828 Isocucurbitacin B 17278-28-3 10mg $806.9 2026-06-05 Buy
Biosynth SAA27828 Isocucurbitacin B 17278-28-3 25mg $1316 2026-06-05 Buy
Biosynth SAA27828 Isocucurbitacin B 17278-28-3 50mg $2105 2026-06-05 Buy
ChemScene CS-0032382 Isocucurbitacin B 98.98% 17278-28-3 1mg $273 2026-06-04 Buy
Product number Packaging Price Buy
380521 10mg $553 Buy
SAA27828 10mg $806.9 Buy
SAA27828 25mg $1316 Buy
SAA27828 50mg $2105 Buy
CS-0032382 1mg $273 Buy

isocucurbitacin B Chemical Properties, Uses, Production

Uses

Isocucurbitacin B is a potent cytotoxic compound isolated from Helicteres rswa L. (Sterculiaceae). Isocucurbitacin B possesses anti-tumor acticity[1][2].

References

[1] MF Bean, et al. Cucurbitacin B and isocucurbitacin B: cytotoxic components of Helicteres isora. Journal of Natural Products. 1985.
[2] SM Kupchan, et al. Tumor Inhibitors. XXIII.1 The Cytotoxic Principles of Marah oreganus.H. Cytotoxic principles of Marah oreganus H. 1976.

isocucurbitacin B Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 74)
Supplier Tel Email Country ProdList Advantage
ShangHai YuanYe Biotechnology Co., Ltd. 18916372613 shyysw007@163.com China 4993 60
Chengdu Biopurify Phytochemicals Ltd. +86-028-82633397 18982077548 cwb1@biopurify.cn China 2376 60
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Chengdu Push Bio-Technology Co., Ltd. 028-85370565-229 18080489829 18080489829@163.com China 8561 60

isocucurbitacin B Spectrum

isocucurbitacin B NSC 106400 (3alpha,9beta,10alpha,16alpha,23E)-25-(Acetyloxy)-3,16,20-trihydroxy-9-methyl-19-norlanosta-5,23-diene-2,11,22-trione Isoucurbitacin B Cucurbitacin impurity 1 Isocindrin B Cucurbitacin Impurity 11 17278-28-3