Span 40 - Reagent grade , CAS No.26266-57-9

CAS: 26266-57-9 Cat. No.: S112963 Fórmula: C₂₂H₄₂O₆ Peso molecular: 402.57 Número EC: 247-568-8 PubChem CID: 16212480

GRADE & PURITY Reagent Grade

Synonyms

Endrin 20 EC | Protachem SMP | Rheodol SP-P 10 | AI3-03901 | BCP14221 | Crill 2 | EINECS 247-568-8 | [(2R)-2-[(2R,3R,4S)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] hexadecanoate | SORBITAN PALMITATE [INCI] | SORBITAN, MONOHEXADECANOATE | DSSTox_CID_9335 |

Storage

Room temperature

Shipped In

Normal

Specifications

Sinónimos

Endrin 20 EC | Protachem SMP | Rheodol SP-P 10 | AI3-03901 | BCP14221 | Crill 2 | EINECS 247-568-8 | [(2R)-2-[(2R,3R,4S)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] hexadecanoate | SORBITAN PALMITATE [INCI] | SORBITAN, MONOHEXADECANOATE | DSSTox_CID_9335 |

Especificaciones y pureza

Reagent grade

Condiciones de almacenamiento de almacenamiento

Room temperature

Enviado en

Normal

Grado

Reagent Grade

Nombres e identificadores

• Pubchem Sid: 488199160
• Pubchem Sid Url: https://pubchem.ncbi.nlm.nih.gov/substance/488199160
• Sonrisas canónicas: CCCCCCCCCCCCCCCC(=O)OCC(C1C(C(CO1)O)O)O
• IUPAC Name: [(2R)-2-[(2R,3R,4S)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] hexadecanoate
• InChIKey: IYFATESGLOUGBX-YVNJGZBMSA-N
• INCHI: 1S/C22H42O6/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-20(25)27-17-19(24)22-21(26)18(23)16-28-22/h18-19,21-24,26H,2-17H2,1H3/t18-,19+,21+,22+/m0/s1
• Isómeros SMILES: CCCCCCCCCCCCCCCC(=O)OC[C@H]([C@@H]1[C@@H]([C@H](CO1)O)O)O
• WGK Alemania: 1
• RTECS: WG2932900
• PubChem CID: 16212480
• Peso molecular: 402.57
• Reaxy-Rn: 10040938

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Lipids and lipid-like molecules
    • Clase Fatty Acyls
      • Subclass Fatty acid esters

• Kingdom: Organic compounds
• Superclass: Lipids and lipid-like molecules
• Clase: Fatty Acyls
• Subclass: Fatty acid esters
• Intermediate Tree Nodes: Not available
• Direct Parent: Fatty acid esters
• Alternative Parents: Tetrahydrofurans Secondary alcohols Carboxylic acid esters Oxacyclic compounds Monocarboxylic acids and derivatives Dialkyl ethers Organic oxides Hydrocarbon derivatives Carbonyl compounds
• Molecular Framework: Aliphatic heteromonocyclic compounds
• Substituents: Fatty acid ester - Tetrahydrofuran - Carboxylic acid ester - Secondary alcohol - Carboxylic acid derivative - Dialkyl ether - Ether - Monocarboxylic acid or derivatives - Oxacycle - Organoheterocyclic compound - Carbonyl group - Organic oxide - Alcohol - Organooxygen compound - Hydrocarbon derivative - Organic oxygen compound - Aliphatic heteromonocyclic compound
• Descripción: This compound belongs to the class of organic compounds known as fatty acid esters. These are carboxylic ester derivatives of a fatty acid.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Propiedades químicas y físicas

• Sensibilidad: Moisture sensitive.
• Punto de inflamación (°F): 235.4℉
• Punto de inflamación (°C): 113°C
• Punto de fusión (°C): 46-47°C
• Peso molecular: 402.600 g/mol
• XLogP3: 5.800
• Hydrogen Bond Donor Count: 3
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 18
• Exact Mass: 402.298 Da
• Monoisotopic Mass: 402.298 Da
• Topological Polar Surface Area: 96.200 Ų
• Heavy Atom Count: 28
• Formal Charge: 0
• Complexity: 389.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 4
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 1

Referencias

1. Onyinyechi Lydia Ugorji, Olisa Ivy Okoye, Chinekwu Nwangwu, Chinazom Precious Agbo, Franklin Chimaobi Kenechukwu.  (2023)  Soluplus-stabilized 5-fluorouracil-entrapped niosomal formulations prepared via active and passive loading techniques: comparative physico-chemical evaluation.  JOURNAL OF DISPERSION SCIENCE AND TECHNOLOGY,      [PMID:] [10.1080/01932691.2023.2186427]

2. Pengcheng Li, Jingjing Zhu, Hongyu Zhang, Lan Wang, Shulin Wang, Mengting Zhang, Jianping Wu, Lirong Yang, Gang Xu.  (2023)  Preparation of Coupling Catalyst HamZIF-90@Pd@CALB with Tunable Hollow Structure for Efficient Dynamic Kinetic Resolution of 1-Phenylethylamine.  MOLECULES,  28  (3): (922).  [PMID:36770588] [10.3390/molecules28030922]

3. Xiaoni Shi, Kun Yang, Hetao Song, Zhidong Teng, Yun Zhang, Weihao Ding, Aofei Wang, Shuzhen Tan, Hu Dong, Shiqi Sun, Yonghao Hu, Huichen Guo.  (2022)  Development and Efficacy Evaluation of a Novel Nano-Emulsion Adjuvant for a Foot-and-Mouth Disease Virus-like Particles Vaccine Based on Squalane.  Nanomaterials,  12  (22): (3934).  [PMID:36432220] [10.3390/nano12223934]

4. Hanqi Xu, Jinbo Wu, Yaying Hong, Weijia Wen.  (2021)  The surfactant effect on electrorheological performance and colloidal stability.  Soft Matter,  17  (30): (7158-7167).  [PMID:34259280] [10.1039/D1SM00685A]

5. Hongli Liu, Shirong Wang, Zheng Sun, Yin Xiao, Xianggao Li.  (2015)  Studies on the charging behaviors of copper chromite black in nonpolar media with nonionic surfactants for electrophoretic displays.  Journal of Materials Chemistry C,  4  (2): (323-330).  [PMID:] [10.1039/C5TC02968F]

6. Xiaozhu Shi, Junping Duan, Jianjun Lu, Miaoqing Liu, Lijuan Shi.  (2014)  A novel fabrication method of network-like polyimide/silica composite microspheres with a high SiO2 content.  MATERIALS LETTERS,      [PMID:] [10.1016/j.matlet.2014.04.049]

7. Yue Liu, Taimei Cai, Sen Chen, Tao Wen, Hailong Peng.  (2024)  CeFe nanofibrous carbon nanozyme integrated with smartphone for the point-of-care testing of norfloxacin in water.  Journal of Pharmaceutical Analysis,      [PMID:39850235] [10.1016/j.jpha.2024.101023]

8. Dawei Sun, Jiaxin Wang, Li Maoshuo, Li Wenjuan, Ma Wenxu, Chen Zhen, Wang Yali, Cui Suping.  (2025)  Encapsulation of cement particles for self-healing mortars.  COMPOSITES PART B-ENGINEERING,      [PMID:] [10.1016/j.compositesb.2025.112282]

9. Wenyan Liu, Jingxia Cao, Qixin Zhang, Weiqin Wang, Yuanping Ye, Senwang Zhang, Leiyan Wu.  (2024)  Interfacial Properties and Structure of Emulsions and Foams Co-Stabilized by Span Emulsifiers of Varying Carbon Chain Lengths and Egg Yolk Granules.  Foods,  14  (1): (35).  [PMID:39796325] [10.3390/foods14010035]

10. Dan Wang, Yan Wang, Changjiang Li, Junmin Ji.  (2024)  Safe and targeted detoxification of aflatoxins from contaminated peanut oil by palygorskite infiltrated with Span series surfactant.  APPLIED CLAY SCIENCE,      [PMID:] [10.1016/j.clay.2024.107660]

11. Ruoning Zhang, Yanhui Zhang, Tingnan Song, Song Miao, Yanxiang Gao, Like Mao.  (2025)  Shear-responsive oleogels with improved lubrication in oral conditions.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2025.167053]

12. Onyinyechi Lydia Ugorji, Ikechukwu Virgilius Onyishi, Amarauche Chukwu, Anthony Amaechi Attama.  (2024)  Engineering 5-flourouracil and leucovorin-loaded vesicular systems for possible colon specific delivery: In vitro evaluation and real time cell assay against HCT-116 colon cell lines.  Heliyon,      [PMID:38655322] [10.1016/j.heliyon.2024.e28872]

13. Wenxu Ma, Dawei Sun, Zhen Chen, Dongyou Qi, Zhaojia Wang, Jiaxin Wang, Ruifeng Tang, Zhiyong Wang, Suping Cui.  (2026)  Encapsulation of aliphatic amine TEPA for self-healing cement paste.  CONSTRUCTION AND BUILDING MATERIALS,      [PMID:] [10.1016/j.conbuildmat.2026.147576]

Preguntas frecuentes

What does Reagent Grade mean?

Reagent Grade is a defined analytical purity tier suitable for general analytical and reagent applications. It specifies a minimum assay percentage, controlled limits on common impurities (water, heavy metals, residue on ignition), and lot-to-lot consistency. Reagent Grade is one of several purity tiers — choose based on the sensitivity and regulatory requirements of your method.

How should this product be stored?

Store at room temperature.

How is this product shipped?

This product ships under standard ambient conditions. No temperature-controlled packaging is required.

What are the CAS number, molecular formula and molecular weight?

The CAS Number is 26266-57-9, the molecular formula is C22H42O6, and the molecular weight is 402.57 g/mol. InChIKey IYFATESGLOUGBX-YVNJGZBMSA-N.

What documentation is provided?

Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.