| Description | Lac dye is a possible food coloring agent which is completely nontoxic at low doses; lac dye is water soluble constituent of stick lac (commercial lac resin); lac resin is hardened secretion of insect Laccifer lacca (lac insect). |
| molecular weight | 565.576 |
| Molecular formula | C26H35N3O11 |
| CAS | 27597-77-9 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year |
| References | 1. Nishizaki Y, Ishizuki K, Akiyama H, Tada A, Sugimoto N, Sato K. Preparation of a Ammonia-Treated Lac Dye and Structure Elucidation of Its Main Component. Shokuhin Eiseigaku Zasshi. 2016;57(6):193-200. doi: 10.3358/shokueishi.57.193. PubMed PMID: 28025453. 2. Shamim G, Ranjan SK, Pandey DM, Sharma KK, Ramani R. Lac dye as a potential anti-neoplastic agent. J Cancer Res Ther. 2016 Apr-Jun;12(2):1033-5. doi: 10.4103/0973-1482.155975. PubMed PMID: 27461693. 3. Divya, Singh RP, Baboo B, Prasad KM. Evaluation of coloring efficacy of lac dye in comminuted meat product. J Food Sci Technol. 2011 Jun;48(3):378-81. doi: 10.1007/s13197-011-0308-1. Epub 2011 Feb 6. PubMed PMID: 23572762; PubMed Central PMCID: PMC3551154. 4. Srivastava S, Chowdhury AR, Maurya S. Antimicrobial Efficacy of Methylated Lac Dye, an Anthraquinone Derivative. Indian J Microbiol. 2017 Dec;57(4):470-476. doi: 10.1007/s12088-017-0682-0. Epub 2017 Oct 24. PubMed PMID: 29151648; PubMed Central PMCID: PMC5671437. |