Cucurbitacin IIb - ≥98% , CAS No.50298-90-3

CAS: 50298-90-3 Cat. No.: C412645 분자식: C30H48O7 분자량: 520.71
주문 가능
GRADE & PURITY ≥98%
Synonyms
(2S,3S,8S,9R,10R,13R,14S,16R,17R)-17-[(2R)-2,6-dihydroxy-6-methyl-3-oxoheptan-2-yl]-2,3,16-trihydroxy-4,4,9,13,14-pentamethyl-1,2,3,7,8,10,12,15,16,17-decahydrocyclopenta[a]phenanthren-11-one | HY-N1987 | Curcurbitacin-Iib | Cucurbitacin centob | S0949 |
Storage
Protected from light,Store at -20°C
Shipped In
Ice chest + Ice pads
★
Size
USA
독일 (EU)*
Price
Qty
1mg
C412645-1mg
3 재고 있음
—
US$79.90
5mg
C412645-5mg
2 재고 있음
—
US$149.90
10mg
C412645-10mg
2 재고 있음
—
US$239.90
25mg
C412645-25mg
2 재고 있음
—
US$478.90
50mg
C412645-50mg
1 재고 있음
—
US$765.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

개요

Information

Cucurbitacin IIb (CuIIb, Dihydrocucurbitacin F, 25-deacetyl hemslecin A) inhibits phosphorylation ofSTAT3,JNKandErk1/2, enhances the phosphorylation ofIκBandNF-κB, blocks nuclear translocation ofNF-κBand decreases mRNA levels ofIκBαandTNF-α. Cucurbitacin IIb exhibits anti-inflammatory activity and inducesapoptosis. Cucurbitacin IIb is isolated fromHemsleya amabilis.


Targets

STAT3 ; JNK ; ERK1/2 ; IκBα ; NF-κB 33577,

Specifications

동의어
(2S,3S,8S,9R,10R,13R,14S,16R,17R)-17-[(2R)-2,6-dihydroxy-6-methyl-3-oxoheptan-2-yl]-2,3,16-trihydroxy-4,4,9,13,14-pentamethyl-1,2,3,7,8,10,12,15,16,17-decahydrocyclopenta[a]phenanthren-11-one | HY-N1987 | Curcurbitacin-Iib | Cucurbitacin centob | S0949 |
사양 및 순도
≥98%
생화학 및 생리적 메커니즘
Cucurbitacin IIb (CuIIb, Dihydrocucurbitacin F, 25-deacetyl hemslecin A) inhibits phosphorylation of STAT3, JNK and Erk1/2, enhances the phosphorylation of IκB and NF-κB, blocks nuclear translocation of NF-κB and decreases mRNA levels of IκBα and TNF-α. C
보관 조건
Protected from light,Store at -20°C
배송
Ice chest + Ice pads
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순수함
≥98%
이름과 식별자
Pubchem Sid504765495
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504765495
정식 스마일CC1(C(C(CC2C1=CCC3C2(C(=O)CC4(C3(CC(C4C(C)(C(=O)CCC(C)(C)O)O)O)C)C)C)O)O)C
IUPAC Name(2S,3S,8S,9R,10R,13R,14S,16R,17R)-17-[(2R)-2,6-dihydroxy-6-methyl-3-oxoheptan-2-yl]-2,3,16-trihydroxy-4,4,9,13,14-pentamethyl-1,2,3,7,8,10,12,15,16,17-decahydrocyclopenta[a]phenanthren-11-one
InChIKeyVVBWBGOEAVGFTN-LPQIEKFGSA-N
INCHI1S/C30H48O7/c1-25(2,36)12-11-21(33)30(8,37)23-19(32)14-27(5)20-10-9-16-17(13-18(31)24(35)26(16,3)4)29(20,7)22(34)15-28(23,27)6/h9,17-20,23-24,31-32,35-37H,10-15H2,1-8H3/t17-,18+,19-,20+,23+,24-,27+,28-,29+,30+/m1/s1
이성체 SMILES C[C@@]12C[C@H]([C@@H]([C@]1(CC(=O)[C@@]3([C@H]2CC=C4[C@H]3C[C@@H]([C@H](C4(C)C)O)O)C)C)[C@](C)(C(=O)CCC(C)(C)O)O)O
분자량 520.71
Reaxy-Rn 2685644
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2685644&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassLipids and lipid-like molecules
분류Steroids and steroid derivatives
SubclassCucurbitacins
Intermediate Tree Nodes Not available
Direct ParentCucurbitacins
Alternative Parents Triterpenoids  3-hydroxy delta-5-steroids  3-alpha-hydroxysteroids  16-alpha-hydroxysteroids  14-alpha-methylsteroids  11-oxosteroids  Delta-5-steroids  Acyloins  Tertiary alcohols  Alpha-hydroxy ketones  Secondary alcohols  Cyclic alcohols and derivatives  Polyols  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic homopolycyclic compounds
Substituents Cucurbitacin skeleton - Triterpenoid - 25-hydroxysteroid - 22-oxosteroid - 21-oxosteroid - 20-hydroxysteroid - 3-alpha-hydroxysteroid - 16-hydroxysteroid - 16-alpha-hydroxysteroid - 14-alpha-methylsteroid - 3-hydroxysteroid - Oxosteroid - Hydroxysteroid - 11-oxosteroid - 2-hydroxysteroid - 3-hydroxy-delta-5-steroid - Delta-5-steroid - Acyloin - Alpha-hydroxy ketone - Tertiary alcohol - Cyclic alcohol - Secondary alcohol - Ketone - Polyol - Hydrocarbon derivative - Organic oxide - Carbonyl group - Organic oxygen compound - Alcohol - Organooxygen compound - Aliphatic homopolycyclic compound
설명This compound belongs to the class of organic compounds known as cucurbitacins. These are polycyclic compounds containing the tetracyclic cucurbitane nucleus skeleton, 19-(10->9b)-abeo-10alanost-5-ene (also known as 9b-methyl-19-nor lanosta-5-ene), with a variety of oxygenation functionalities at different positions.
External Descriptors Not available
3D 구조
상호 작용 화학 구조 모델





관련 대상(인간)
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Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
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작용 메커니즘
인증서(CoA, COO, BSE/TSE 및 분석 차트)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

5 results found

Lot NumberCertificate Type날짜항목
G2226306Certificate of AnalysisFeb 04, 2026 C412645
G2226307Certificate of AnalysisFeb 04, 2026 C412645
G2226308Certificate of AnalysisFeb 04, 2026 C412645
G2226310Certificate of AnalysisFeb 04, 2026 C412645
G2226311Certificate of AnalysisFeb 04, 2026 C412645
화학 및 물리적 특성
용해성Solubility (25°C) In vitro      
감도light sensitive
분자량520.700 g/mol
XLogP32.000
Hydrogen Bond Donor Count5
Hydrogen Bond Acceptor Count7
Rotatable Bond Count5
Exact Mass520.34 Da
Monoisotopic Mass520.34 Da
Topological Polar Surface Area135.000 Ų
Heavy Atom Count37
Formal Charge0
Complexity1020.000
Isotope Atom Count0
Defined Atom Stereocenter Count10
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
자주 묻는 질문과 기사
Citations of This Product
참고 문헌
1. Yinyin Zhao, Kangxiao Guo, Yongwang Yan, Binyuan Jiang.  (2024)  Cucurbitacin IIb alleviates colitis via regulating gut microbial composition and metabolites.  Heliyon,      [PMID:39347394] [10.1016/j.heliyon.2024.e38051]
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