WARNING: This product is for research use only, not for human or veterinary use.
MedKoo CAT#: 559070
CAS#: 17249-00-2
Description: Laccaic acid B is a bioactive chemical.
MedKoo Cat#: 559070
Name: Laccaic acid B
CAS#: 17249-00-2
Chemical Formula: C24H16O12
Exact Mass: 496.0642
Molecular Weight: 496.38
Elemental Analysis: C, 58.07; H, 3.25; O, 38.68
This product is not in stock, which may be available by custom synthesis.
For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge).
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Synonym: Laccaic acid B;
IUPAC/Chemical Name: 3,5,6,8-tetrahydroxy-7-(2-hydroxy-5-(2-hydroxyethyl)phenyl)-9,10-dioxo-9,10-dihydroanthracene-1,2-dicarboxylic acid
InChi Key: BVLPXKYBBOURAF-UHFFFAOYSA-N
InChi Code: InChI=1S/C24H16O12/c25-4-3-7-1-2-10(26)8(5-7)13-20(30)17-16(22(32)21(13)31)18(28)9-6-11(27)14(23(33)34)15(24(35)36)12(9)19(17)29/h1-2,5-6,25-27,30-32H,3-4H2,(H,33,34)(H,35,36)
SMILES Code: O=C(C(C(C(O)=O)=C(O)C=C1C(C2=C3C(O)=C(C4=CC(CCO)=CC=C4O)C(O)=C2O)=O)=C1C3=O)O
Appearance: Solid powder
Purity: >98% (or refer to the Certificate of Analysis)
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility: Soluble in DMSO
Shelf Life: >3 years if stored properly
Drug Formulation: This drug may be formulated in DMSO
Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code: 2934.99.03.00
The following data is based on the product molecular weight 496.38 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
| Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
|---|---|---|---|
| 1 mM | 1.15 mL | 5.76 mL | 11.51 mL |
| 5 mM | 0.23 mL | 1.15 mL | 2.3 mL |
| 10 mM | 0.12 mL | 0.58 mL | 1.15 mL |
| 50 mM | 0.02 mL | 0.12 mL | 0.23 mL |
1: Hirata K, Uematsu Y, Suzuki K, Iida K, Yasuda K, Saito K. [Analysis of main pigments and other ingredients in lac color product]. Shokuhin Eiseigaku Zasshi. 2001 Apr;42(2):109-13. Japanese. PubMed PMID: 11486376.
2: Hirata K, Uematsu Y, Suzuki K, Iida K, Kamata K. [Analysis of lac color in diets and feces of rats for toxicity studies]. Shokuhin Eiseigaku Zasshi. 2002 Apr;43(2):110-3. Japanese. PubMed PMID: 12092412.
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5: Puchalska M, Orlińska M, Ackacha MA, Połeć-Pawlak K, Jarosz M. Identification of anthraquinone coloring matters in natural red dyes by electrospray mass spectrometry coupled to capillary electrophoresis. J Mass Spectrom. 2003 Dec;38(12):1252-8. PubMed PMID: 14696204.
6: 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.
