88903-69-9

• 常用中文名：光溜海绵素C
• 常用英文名：Xestospongin C
• CAS号：88903-69-9
• 分子式：C₂₈H₅₀N₂O₂
• 分子量：446.709
• 相关类别： 信号通路 细胞凋亡 细胞凋亡
• 发布时间：2017-07-28 10:18:25
• 更新时间：2024-01-20 17:17:45
• Xestospongin C((-)-Xestospongin C)是一种选择性可逆的肌醇1,4,5-三磷酸受体(IP3R)抑制剂。Xestospongin C作为肌浆/内质网Ca2+ATP酶(SERCA)泵的抑制剂,在体内储存。Xestospongin C以358nm的IC50阻断IP3诱导的小脑微粒体Ca2+释放。Xestospongin C是研究神经元和非神经元细胞中IP3R和Ca2+信号传导的结构和功能的一个有价值的工具[1][2][3]。

名称

• 中文名: 光溜海绵素C
• 英文名: xestospongin c
• 英文别名: (1R,8S,10R,15S,22S,29R)-9,30-Dioxa-11,25-diazapentacyclo[20.6.2.2.0.0]dotriacontane; araguspongine E; XESTOSPONGIN; Xestospongine C; XEC; (1R,4aR,11R,12aS,13S,16aS,23R,24aS)-Eicosahydro-5H,17H-1,23:11,13-diethano-2H,14H-[1,11]dioxacycloeicosino[2,3-b:12,13-b']dipyridine; 5H,17H-1,23:11,13-Diethano-2H,14H-[1,11]dioxacycloeicosino[10,9-b:20,19-b']dipyridine, eicosahydro-, (4aR,11S,12aR,16aS,23S,24aR)-; ARGUSPONGINE E; [1R-(1R*,4AR*,11R*,12AS*,13S*,16AS*,23R*,24AS*)]-EICOSAHYDRO-5H,17H-1,23:11,13-DIETHANO-2H,14H-[1,11]DIOXACYCLOEICOSINO[2,3-B:12,13-B']DIPYRIDINE; Xestospongin C

物化性质

• 密度: 1.1±0.1 g/cm3
• 沸点: 564.7±35.0 °C at 760 mmHg
• 分子式: C₂₈H₅₀N₂O₂
• 分子量: 446.709
• 闪点: 145.6±23.2 °C
• 精确质量: 446.387238
• PSA: 24.94000
• LogP: 9.02
• 外观性状: 灰白色
• 蒸汽压: 0.0±1.5 mmHg at 25°C
• 折射率: 1.542
• 储存条件: -20°C，密闭，干燥

生物活性

• 描述: Xestospongin C((-)-Xestospongin C)是一种选择性可逆的肌醇1,4,5-三磷酸受体(IP3R)抑制剂。Xestospongin C作为肌浆/内质网Ca2+ATP酶(SERCA)泵的抑制剂,在体内储存。Xestospongin C以358nm的IC50阻断IP3诱导的小脑微粒体Ca2+释放。Xestospongin C是研究神经元和非神经元细胞中IP3R和Ca2+信号传导的结构和功能的一个有价值的工具[1][2][3]。
• 相关类别:
  信号通路 >> 跨膜转运 >> 钙通道
  信号通路 >> 细胞凋亡 >> 细胞凋亡
  研究领域 >> 神经疾病
• 靶点:

  IP3R

• 体外研究: 应用Aβ1-42(20μM；24小时)前预处理的Xestospongin C(XeC；10μM；Aβ前1小时)显示,与单独使用Aβ的治疗组(18.38%)相比,早期凋亡率(9.87%)显著降低[1]。Xestospongin C(10μM；Aβ前1h)和Aβ1-42(20μM；100s)对Ca2+变化的峰值和平均值具有显著的主要影响,并且在原代培养的海马神经元中具有显著的相互作用[1]。
• 体内研究: Xestospongin C(3μM；泵侧脑室注射四周)改善8个月大的阿尔茨海默病雄性APP/PS1小鼠的去抑制样行为和长期空间记忆缺陷[1]。
• 参考文献:

  [1]. Wang ZJ, et al. Xestospongin C, a Reversible IP3 Receptor Antagonist, Alleviates the Cognitive and Pathological Impairments in APP/PS1 Mice of Alzheimer's Disease. J Alzheimers Dis. 2019;72(4):1217-1231.

  [2]. Gafni J, Munsch JA, Lam TH, Catlin MC, Costa LG, Molinski TF, Pessah IN. Xestospongins: potent membrane permeable blockers of the inositol 1,4,5-trisphosphate receptor. Neuron. 1997 Sep;19(3):723-33. doi: 10.1016/s0896-6273(00)80384-0. PMID: 9331361.

  [3]. Castonguay A, et al. Xestospongin C is a potent inhibitor of SERCA at a vertebrate synapse. Cell Calcium. 2002;32(1):39-47.

MSDS

Section1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE Product identifiers Product name: Xestospongin C CAS-No.: 88903-69-9 Section2. HAZARDS IDENTIFICATION Classification of the substance or mixture Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008. This substance is not classified as dangerous according to Directive 67/548/EEC. Label elements The product does not need to be labelled in accordance with EC directives or respective national laws. Other hazards - none Section3. COMPOSITION/INFORMATION ON INGREDIENTS Substances Synonyms: XeC Formula: C28H50N2O2 Molecular Weight: 446,71 g/mol Section4. FIRST AID MEASURES Description of first aid measures If inhaled If breathed in, move person into fresh air. If not breathing, give artificial respiration. In case of skin contact Wash off with soap and plenty of water. In case of eye contact Flush eyes with water as a precaution. If swallowed Never give anything by mouth to an unconscious person. Rinse mouth with water. Most important symptoms and effects, both acute and delayed To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. Indication of any immediate medical attention and special treatment needed no data available Section5. FIREFIGHTING MEASURES Extinguishing media Suitable extinguishing media Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide. Special hazards arising from the substance or mixture Carbon oxides, nitrogen oxides (NOx) Advice for firefighters Wear self contained breathing apparatus for fire fighting if necessary. Further information no data available Section6. ACCIDENTAL RELEASE MEASURES Personal precautions, protective equipment and emergency procedures Avoid dust formation. Avoid breathing vapors, mist or gas. Environmental precautions Do not let product enter drains. Methods and materials for containment and cleaning up Sweep up and shovel. Keep in suitable, closed containers for disposal. Reference to other sections For disposal see section 13. Section7. HANDLING AND STORAGE Precautions for safe handling Provide appropriate exhaust ventilation at places where dust is formed. Conditions for safe storage, including any incompatibilities Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Recommended storage temperature: -20 °C Air sensitive. Specific end uses no data available Section8. EXPOSURE CONTROLS/PERSONAL PROTECTION Control parameters Components with workplace control parameters Exposure controls Appropriate engineering controls General industrial hygiene practice. Personal protective equipment Eye/face protection Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Skin protection The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it. Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. Body Protection Choose body protection in relation to its type, to the concentration and amount of dangerous substances, and to the specific work-place., The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Respiratory protection Respiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Section9. PHYSICAL AND CHEMICAL PROPERTIES Information on basic physical and chemical properties a) AppearanceForm: film b) Odourno data available c) Odour Thresholdno data available d) pHno data available e) Melting point/freezingno data available point f) Initial boiling point and no data available boiling range g) Flash pointno data available h) Evaporation rateno data available i) Flammability (solid, gas) no data available j) Upper/lowerno data available flammability or explosive limits k) Vapour pressureno data available l) Vapour densityno data available m) Relative densityno data available n) Water solubilityno data available o) Partition coefficient: n- no data available octanol/water p) Autoignitionno data available temperature q) Decompositionno data available temperature r) Viscosityno data available s) Explosive propertiesno data available t) Oxidizing propertiesno data available Other safety information no data available Section10. STABILITY AND REACTIVITY Reactivity no data available Chemical stability no data available Possibility of hazardous reactions no data available Conditions to avoid Air Incompatible materials Strong acids, Strong bases Hazardous decomposition products Other decomposition products - no data available Section11. TOXICOLOGICAL INFORMATION Information on toxicological effects Acute toxicity no data available Skin corrosion/irritation no data available Serious eye damage/eye irritation no data available Respiratory or skin sensitization no data available Germ cell mutagenicity no data available Carcinogenicity IARC:No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC. Reproductive toxicity no data available Specific target organ toxicity - single exposure no data available Specific target organ toxicity - repeated exposure no data available Aspiration hazard no data available Potential health effects InhalationMay be harmful if inhaled. May cause respiratory tract irritation. IngestionMay be harmful if swallowed. SkinMay be harmful if absorbed through skin. May cause skin irritation. EyesMay cause eye irritation. Signs and Symptoms of Exposure To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. Additional Information RTECS: Not available Section12. ECOLOGICAL INFORMATION Toxicity no data available Persistence and degradability no data available Bioaccumulative potential no data available Mobility in soil no data available Results of PBT and vPvB assessment no data available Other adverse effects no data available Section13. DISPOSAL CONSIDERATIONS Waste treatment methods Product Offer surplus and non-recyclable solutions to a licensed disposal company. Contaminated packaging Dispose of as unused product. Section14. TRANSPORT INFORMATION UN number ADR/RID: -IMDG: -IATA: - UN proper shipping name ADR/RID: Not dangerous goods IMDG: Not dangerous goods IATA:Not dangerous goods Transport hazard class(es) ADR/RID: -IMDG: -IATA: - Packaging group ADR/RID: -IMDG: -IATA: - Environmental hazards ADR/RID: noIMDG Marine pollutant: noIATA: no Special precautions for user no data available Section15. REGULATORY INFORMATION This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006. Safety, health and environmental regulations/legislation specific for the substance or mixture no data available Chemical Safety Assessment The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 个人防护装备: Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
• 危险品运输编码: NONH for all modes of transport