Determine the necessary mass, volume, or concentration for preparing a solution.
≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature,Cool Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 14 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 504753784 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504753784 |
| Canonical Smiles | O.O.O.O.O.[O-][Si](=O)[O-].[Na+].[Na+] |
| IUPAC Name | disodium;dioxido(oxo)silane;pentahydrate |
| InChIKey | ADPGKKZKGXANON-UHFFFAOYSA-N |
| INCHI | 1S/2Na.O3Si.5H2O/c;;1-4(2)3;;;;;/h;;;5*1H2/q2*+1;-2;;;;; |
| Isomeric SMILES | O.O.O.O.O.[O-][Si](=O)[O-].[Na+].[Na+] |
| WGK Germany | 3 |
| RTECS | VV9287500 |
| PubChem CID | 61495 |
| UN Number | 3253 |
| Packing Group | III |
| Molecular Weight | 212.14 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Inorganic compounds |
|---|---|
| Superclass | Mixed metal/non-metal compounds |
| Class | Alkali metal oxoanionic compounds |
| Subclass | Alkali metal silicates |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Alkali metal silicates |
| Alternative Parents | Miscellaneous silicates Metalloid salts Inorganic sodium salts Inorganic oxides |
| Molecular Framework | Not available |
| Substituents | Silicate - Alkali metal silicate - Inorganic sodium salt - Inorganic oxide - Inorganic salt - Inorganic metalloid salt |
| Description | This compound belongs to the class of inorganic compounds known as alkali metal silicates. These are inorganic compounds in which the largest oxoanion is silicate, and in which the heaviest atom not in an oxoanion is an alkali metal. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Mar 17, 2026 | S100563 | |
| Certificate of Analysis | Mar 17, 2026 | S100563 | |
| Certificate of Analysis | Mar 17, 2026 | S100563 | |
| Certificate of Analysis | Mar 17, 2026 | S100563 | |
| Certificate of Analysis | Feb 27, 2026 | S100563 | |
| Certificate of Analysis | Feb 27, 2026 | S100563 | |
| Certificate of Analysis | Feb 27, 2026 | S100563 | |
| Certificate of Analysis | Oct 11, 2025 | S100563 | |
| Certificate of Analysis | Oct 11, 2025 | S100563 | |
| Certificate of Analysis | Jan 04, 2025 | S100563 | |
| Certificate of Analysis | Jan 04, 2025 | S100563 | |
| Certificate of Analysis | Jan 04, 2025 | S100563 | |
| Certificate of Analysis | Jan 04, 2025 | S100563 | |
| Certificate of Analysis | Oct 23, 2021 | S100563 | |
| Certificate of Analysis | Oct 23, 2021 | S100563 | |
| Certificate of Analysis | Oct 23, 2021 | S100563 |
| Solubility | Easily soluble in water. |
|---|---|
| Sensitivity | Moisture sensitive |
| Molecular Weight | 212.140 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 5 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 0 |
| Exact Mass | 211.994 Da |
| Monoisotopic Mass | 211.994 Da |
| Topological Polar Surface Area | 68.200 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 18.800 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| 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 | 8 |
| 1. Tao Wang, Jianmin Liu, Weihui Jiang, Feng Jiang, Guo Feng, Lifeng Miao, Quan Zhang, Qian Wu, Xinbin Lao. (2022) Fluorine-free synthesis and characterization of vanadium-zircon (V–ZrSiO4) turquoise ceramic pigment by a low temperature solid state reaction route. CERAMICS INTERNATIONAL, [PMID:] [10.1016/j.ceramint.2022.05.083] |
| 2. Xiaowei Liu, Chen Chen, Peng Chen, Lili Wang. (2023) Ultrafast degradation of SMX and TC by CoSiOx activated peroxymonosulfate: efficiency and mechanism. RSC Advances, 13 (5): (3103-3111). [PMID:36756404] [10.1039/D2RA06865F] |
| 3. Zhong Yaping, Zou Yibiao, Yang Xianhong, Lu Zhentan, Wang Dong. (2021) Ascorbic acid detector based on fluorescent molybdenum disulfide quantum dots. MICROCHIMICA ACTA, 189 (1): (1-12). [PMID:34877612] [10.1007/s00604-021-05124-1] |
| 4. Haixu Wang, Dongjie Yang, Wenlong Xiong, Weifeng Liu, Xueqing Qiu. (2021) One-pot preparation of hydrophobic lignin/SiO2 nanoparticles and its reinforcing effect on HDPE. INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES, [PMID:33745976] [10.1016/j.ijbiomac.2021.03.091] |
| 5. Chengdong Xiong, Zhenzhen Quan, Hongnan Zhang, Liming Wang, Xiaohong Qin, Rongwu Wang, Jianyong Yu. (2020) Hierarchically tunable structure of polystyrene-based microfiber membranes for separation and selective adsorption of oil-water. APPLIED SURFACE SCIENCE, [PMID:] [10.1016/j.apsusc.2020.147400] |
| 6. Ge Yang, Hailing Guo, Zixi Kang, Shou Feng, Lei Zhao, Svetlana Mintova. (2020) Sandwich-type H2/CO2 membranes comprising of graphene oxide and sodalite crystals with adjustable morphology and size. MICROPOROUS AND MESOPOROUS MATERIALS, [PMID:] [10.1016/j.micromeso.2020.110120] |
| 7. Zefeng Yu, Weifeng Song, Jiayao Li, Qiuhua Li. (2020) Improved simultaneous adsorption of Cu(II) and Cr(VI) of organic modified metakaolin-based geopolymer. Arabian Journal of Chemistry, [PMID:] [10.1016/j.arabjc.2020.01.001] |
| 8. Tong Dongshen, Fang Kai, Yang Haiyan, Wang Jie, Zhou Chunhui, Yu Weihua. (2019) Efficient removal of copper ions using a hydrogel bead triggered by the cationic hectorite clay and anionic sodium alginate. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 26 (16): (16482-16492). [PMID:30982191] [10.1007/s11356-019-04895-8] |
| 9. Yaping Zhong, Tao Yi. (2019) MoS2 quantum dots as a unique fluorescent “turn-off–on” probe for the simple and rapid determination of adenosine triphosphate. Journal of Materials Chemistry B, 7 (15): (2549-2556). [PMID:32255131] [10.1039/C9TB00191C] |
| 10. Lei Cao, Jintang Guo, Jianhua Tian, Miaomiao Hu, Chun Guo, Yang Xu, Meiyu Wang, Jinjie Fan. (2017) The ability of sodium metasilicate pentahydrate to adjust the compatibility between synthetic Fluid Loss Additives and Retarders applying in oil well cement. CONSTRUCTION AND BUILDING MATERIALS, [PMID:] [10.1016/j.conbuildmat.2017.08.185] |
| 11. Guoliang Li, Lulu Liu, Jianquan Luo, Jia Guo, Lei Chen, Yinhua Wan, Xiangrong Chen. (2024) Enhancing silica scaling resistance of high-pressure reverse osmosis membranes through surface grafting with various sulfonic acid monomers. DESALINATION, [PMID:] [10.1016/j.desal.2024.118028] |
| 12. Li Chen, Jing Geng, Renhui Gao, Qianqian Xu, Zheng Guo. (2024) Lacunary polyoxometalates-induced controllable synthesis of Fe2O3/Si-FeWO4 heterostructure nanotubes for selective sensing of m-xylene. SENSORS AND ACTUATORS B-CHEMICAL, [PMID:] [10.1016/j.snb.2024.135489] |
| 13. Kaifeng Wang, Yuxun Kan, Yunsheng Zhu, Kaihong Zhong, Jiabing Hu. (2024) Optimization of synthesis parameters for C-S-H/PCE nanocomposites: A comprehensive study using orthogonal experiments and multi-analysis approaches. CONSTRUCTION AND BUILDING MATERIALS, [PMID:] [10.1016/j.conbuildmat.2024.135332] |
| 14. Tan Xiansheng, Liang Caiying, Bai Shihang, Lan Pei, Ren Yan, Zhao Jianhao, Rong Jianhua. (2024) PVA/silica hybrid hydrogel with ultra-high strength and toughness. JOURNAL OF MATERIALS SCIENCE, 59 (16): (6916-6928). [PMID:] [10.1007/s10853-023-09061-7] |