≥99.5% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature 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 9 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Canonical Smiles | CC1=CC(N)=CC=C1C1=CC=C(N)C=C1C |
|---|---|
| IUPAC Name | 2,2'-Dimethyl[1,1'-biphenyl]-4,4'-diamine |
| InChIKey | QYIMZXITLDTULQ-UHFFFAOYSA-N |
| INCHI | InChI=1S/C14H16N2/c1-9-7-11(15)3-5-13(9)14-6-4-12(16)8-10(14)2/h3-8H,15-16H2,1-2H3 |
| Isomeric SMILES | CC1=C(C=CC(=C1)N)C2=C(C=C(C=C2)N)C |
| Molecular Weight | 212.3 |
| Reaxy-Rn | 2805670 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2805670&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 | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Class | Benzene and substituted derivatives |
| Subclass | Biphenyls and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Benzidines |
| Alternative Parents | Aniline and substituted anilines Aminotoluenes Primary amines Organopnictogen compounds Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Benzidine - Aminotoluene - Aniline or substituted anilines - Toluene - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Primary amine - Organonitrogen compound - Amine - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as benzidines. These are organic compounds containing the benzidine skeleton, made up of a biphenyl ring system substituted at the 4- and 4'-positions with a unsubstituted amine group. |
| 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 |
|---|---|---|---|
 E2613568 | Certificate of Analysis | May 11, 2026 | M1507102 |
| E2613569 | Certificate of Analysis | May 11, 2026 | M1507102 |
| E2613572 | Certificate of Analysis | May 11, 2026 | M1507102 |
| C2606215 | Certificate of Analysis | Mar 02, 2026 | M1507102 |
| C2606216 | Certificate of Analysis | Mar 02, 2026 | M1507102 |
| C2606217 | Certificate of Analysis | Mar 02, 2026 | M1507102 |
| Melt Point(°C) | 106 °C |
|---|
| 1. Junhao Xin, Xiaowei Zhou, Guolong Huo, Zhiguang Zhang, Yuchen Zhang, Shuanyan Kang, Zhongde Dai, Nanwen Li. (2023) Development of high performance carbon molecular sieve membranes via tuning the side groups on PI precursors. JOURNAL OF MEMBRANE SCIENCE, [PMID:] [10.1016/j.memsci.2023.122124] |
| 2. Long Ni, Yinfu Luo, Guanchun Wang, Liwei Yan, Haoruo Zhang, Cuiqing Zhou, Shaoyu Qiu, Mei Liang, Shengtai Zhou, Huawei Zou. (2023) Lightweight, Radiation-Resistant, and Flexible Polyimide Foams with an Anisotropic Porous Structure for Efficient Thermal Insulation Applications. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, [PMID:] [10.1021/acs.iecr.3c00543] |
| 3. Zixuan Zheng, Guojie Liang, Li Li, Jing Liu, Xinbo Wang, Yi Sun, Kai Li. (2022) Carbon Foam-Reinforced Polyimide-Based Carbon Aerogel Composites Prepared via Co-Carbonization as Insulation Material. Gels, 8 (5): (308). [PMID:35621606] [10.3390/gels8050308] |
| 4. Long Ni, Yinfu Luo, Baowei Qiu, Liwei Yan, Huawei Zou, Shengtai Zhou, Mei Liang, Pengbo Liu. (2022) Combining Microwave-Assisted Foaming and Post Curing Process to Prepare Lightweight Flexible Polyimide Foams for Thermal Insulation Applications. MACROMOLECULAR MATERIALS AND ENGINEERING, 307 (7): (2100941). [PMID:] [10.1002/mame.202100941] |
| 5. Guolong Huo, Shan Xu, Lei Wu, Shuanyan Kang, Zhiguang Zhang, Yanfang Fan, Nanwen Li. (2021) Structural engineering on copolyimide membranes for improved gas separation performance. JOURNAL OF MEMBRANE SCIENCE, [PMID:] [10.1016/j.memsci.2021.119989] |
| 6. Long Ni, Yinfu Luo, Xionghou Peng, Shengtai Zhou, Huawei Zou, Mei Liang. (2021) Investigation of the properties and structure of semi-rigid closed-cellular polyimide foams with different diamine structures. POLYMER, [PMID:] [10.1016/j.polymer.2021.123957] |
| 7. Jiadi Ying, Zhen Cui, Lei Tu, Tiancun Liu, Song Lu, Qi Shen, Min Guo, Yeqing Wang, Zhen Yang, Minfeng Zeng, Zhixin Yu, Xingzhong Cao, Yuqing Lin. (2025) Polymers with intrinsic microporosity engineered via acid-base pairs for highly selective lithium-ion transport channels. JOURNAL OF MEMBRANE SCIENCE, [PMID:] [10.1016/j.memsci.2025.125059] |
| 8. Bo Sheng, Huaiming Zhang, Jiarui Li, Yunlong Wang, Jinzhao Wang, Feng Zhou, Jing Zhang. (2025) Side-chain engineering of quinone-amine polymers for high-efficiency H2O2 photosynthesis. Molecular Catalysis, [PMID:] [10.1016/j.mcat.2025.115628] |
| 9. Yuan Xi, Junji Wei, Siqi Xu, Ranran Yi, Laili Wang, Li Duan, Jian Liu, Yingzhe Liu. (2026) Dielectric properties of high-temperature resistant semi-alicyclic polyimides: Research and application exploration in power devices. CHEMICAL ENGINEERING JOURNAL, [PMID:] [10.1016/j.cej.2026.173496] |
