≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature,Argon charged 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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488194201 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488194201 |
| Canonical Smiles | O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Ca+2].[Ca+2] |
| IUPAC Name | dicalcium;disulfate;hydrate |
| InChIKey | ZOMBKNNSYQHRCA-UHFFFAOYSA-J |
| INCHI | 1S/2Ca.2H2O4S.H2O/c;;2*1-5(2,3)4;/h;;2*(H2,1,2,3,4);1H2/q2*+2;;;/p-4 |
| Isomeric SMILES | O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Ca+2].[Ca+2] |
| Molecular Weight | 145.15 |
| Reaxy-Rn | 38224418 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=38224418&ln= |
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 | Alkaline earth metal oxoanionic compounds |
| Subclass | Alkaline earth metal sulfates |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Alkaline earth metal sulfates |
| Alternative Parents | Inorganic oxides Inorganic calcium salts |
| Molecular Framework | Not available |
| Substituents | Alkaline earth metal sulfate - Inorganic calcium salt - Inorganic oxide - Inorganic salt |
| Description | This compound belongs to the class of inorganic compounds known as alkaline earth metal sulfates. These are inorganic compounds in which the largest oxoanion is sulfate, and in which the heaviest atom not in an oxoanion is an alkaline earth metal. |
| External Descriptors | hydrate - calcium salt |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 F2616310 | Certificate of Analysis | Jun 05, 2026 | C302031 |
| F2616309 | Certificate of Analysis | Jun 05, 2026 | C302031 |
| B2308386 | Certificate of Analysis | Oct 30, 2025 | C302031 |
| J2530353 | Certificate of Analysis | Oct 20, 2025 | C302031 |
| J2530350 | Certificate of Analysis | Oct 20, 2025 | C302031 |
| J2227432 | Certificate of Analysis | Aug 11, 2025 | C302031 |
| I2219375 | Certificate of Analysis | Jul 15, 2025 | C302031 |
| L2412553 | Certificate of Analysis | Nov 29, 2024 | C302031 |
| G2503032 | Certificate of Analysis | Nov 29, 2024 | C302031 |
| L2412619 | Certificate of Analysis | Nov 29, 2024 | C302031 |
| L2412620 | Certificate of Analysis | Nov 29, 2024 | C302031 |
| F2420256 | Certificate of Analysis | May 27, 2024 | C302031 |
| F2420257 | Certificate of Analysis | May 27, 2024 | C302031 |
| F2420258 | Certificate of Analysis | May 27, 2024 | C302031 |
| K2330166 | Certificate of Analysis | Sep 30, 2022 | C302031 |
| J2227435 | Certificate of Analysis | Sep 30, 2022 | C302031 |
| J2227436 | Certificate of Analysis | Sep 30, 2022 | C302031 |
| I2209052 | Certificate of Analysis | Jan 25, 2022 | C302031 |
| C23101291 | Certificate of Analysis | Jan 25, 2022 | C302031 |
| C2201553 | Certificate of Analysis | Jan 25, 2022 | C302031 |
| C2201552 | Certificate of Analysis | Jan 25, 2022 | C302031 |
| C2201536 | Certificate of Analysis | Jan 25, 2022 | C302031 |
| Sensitivity | Moisture sensitive |
|---|---|
| Molecular Weight | 290.300 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 9 |
| Rotatable Bond Count | 0 |
| Exact Mass | 289.839 Da |
| Monoisotopic Mass | 289.839 Da |
| Topological Polar Surface Area | 178.000 Ų |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Complexity | 62.200 |
| 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 | 5 |
| 1. Shuaijie Li, Liyan Zhang, Chunyu Liu, Jua Kim, Kun Su, Tingli Chen, Limin Zhao, Xiaomei Lu, Hao Zhang, Yinglin Cui, Xu Cui, Feng Yuan, Haobo Pan. (2022) Spontaneous immunomodulation and regulation of angiogenesis and osteogenesis by Sr/Cu-borosilicate glass (BSG) bone cement to repair critical bone defects. Bioactive Materials, [PMID:36406252] [10.1016/j.bioactmat.2022.10.021] |
| 2. Furui He, Longzheng Wang, Shujuan Yang, Wenqi Qin, Yuhong Feng, Yuanyuan Liu, Yang Zhou, Gaobo Yu, Jiacheng Li. (2021) Highly stretchable and tough alginate-based cyclodextrin/Azo-polyacrylamide interpenetrating network hydrogel with self-healing properties. CARBOHYDRATE POLYMERS, [PMID:33483080] [10.1016/j.carbpol.2020.117595] |
| 3. Ziwen Feng, Yu Zhang, Lingmin Yao, Qinglin Deng, Yipeng Tan, Yang Zhao, Zelin Li, Linfei Lu. (2024) Employing a chelating agent as electrolyte additive with synergistic effects yields highly reversible zinc metal anodes. DALTON TRANSACTIONS, 53 (10): (4501-4511). [PMID:38348684] [10.1039/D3DT04030E] |
| 4. Chuan Yang, Chao Sun, Hao Deng, Qiyi Zhang, Yonggang Yan. (2026) Preparation, characterization, and biological evaluation of amorphous calcium phytate/calcium sulfate composite bone cement. CERAMICS INTERNATIONAL, [PMID:] [10.1016/j.ceramint.2026.02.070] |
