C 325

We are open as normal during COVID-19 pandemic. Order online, same day shipping out.

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 591032

CAS#: 6546-56-1

Description: C 325 is an aerosol bronchodilator antihistaminic.

Price and Availability

Size Price Shipping out time Quantity
Inquire bulk and customized quantity

Pricing updated 2020-07-14. Prices are subject to change without notice.

C 325 is not in stock, may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to sales@medkoo.com to inquire quote.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 591032
Name: C 325
CAS#: 6546-56-1
Chemical Formula: C20H26BrCL2N3O
Exact Mass: 475.0636
Molecular Weight: 475.25
Elemental Analysis: C, 50.55; H, 5.51; Br, 16.81; Cl, 14.92; N, 8.84; O, 3.37

Synonym: C-325; C 325; C325

IUPAC/Chemical Name: 1,4-Butanediamine, N'-(3-bromo-5-methoxy-9-acridinyl)-N,N-dimethyl-, dihydrochloride


InChi Code: InChI=1S/C20H24BrN3O.2ClH/c1-24(2)12-5-4-11-22-19-15-10-9-14(21)13-17(15)23-20-16(19)7-6-8-18(20)25-3;;/h6-10,13H,4-5,11-12H2,1-3H3,(H,22,23);2*1H

SMILES Code: CN(C)CCCCNC1=C(C=CC(Br)=C2)C2=NC3=C(OC)C=CC=C31.[H]Cl.[H]Cl

Technical Data

Solid powder

>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).

Soluble in DMSO

Shelf Life:
>2 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:


1: Chang HS, Park SH, Cho KM, Kim JW. Plugger temperature of cordless heat carriers according to the time elapsed. Restor Dent Endod. 2018 Feb 7;43(1):e12. doi: 10.5395/rde.2018.43.e12. eCollection 2018 Feb. PubMed PMID: 29487842; PubMed Central PMCID: PMC5816989.

2: Cowgill LD, Polzin DJ, Elliott J, Nabity MB, Segev G, Grauer GF, Brown S, Langston C, van Dongen AM. Is Progressive Chronic Kidney Disease a Slow Acute Kidney Injury? Vet Clin North Am Small Anim Pract. 2016 Nov;46(6):995-1013. doi: 10.1016/j.cvsm.2016.06.001. Review. PubMed PMID: 27593574.

3: Zhao X, Gu Y, Du X, Shao M, Luo H, Zhu L, Zhou Q, Zhang G. [Analysis of ATP2A2 gene mutations in a pedigree and a sporadic case with Darier disease]. Zhonghua Yi Xue Yi Chuan Xue Za Zhi. 2016 Oct;33(5):641-4. doi: 10.3760/cma.j.issn.1003-9406.2016.05.013. Chinese. PubMed PMID: 27577212.

4: Chen XL, Geng CA, Chen JJ. A Fragmentation Study of Six C21 Steroidal Aglycones by Electrospray Ionization Ion-Trap Time-of-Flight Tandem Mass Spectrometry. Nat Prod Commun. 2015 Dec;10(12):2053-8. PubMed PMID: 26882663.

5: Pugh T, Cosham SD, Hamilton JA, Kingsley AJ, Johnson AL. Cobalt(III) diazabutadiene precursors for metal deposition: nanoparticle and thin film growth. Inorg Chem. 2013 Dec 2;52(23):13719-29. doi: 10.1021/ic402317g. Epub 2013 Nov 15. PubMed PMID: 24236689.

6: An Y, Lou Y, Xu Y. Overexpression, crystallization and preliminary X-ray crystallographic analysis of release factor eRF1-1 from Arabidopsis thaliana. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2013 Nov;69(Pt 11):1295-8. doi: 10.1107/S1744309113027784. Epub 2013 Oct 30. PubMed PMID: 24192373; PubMed Central PMCID: PMC3818057.

7: Iyer SN, Ankala A, Singhal RS, Hegde MR. Determination of common genetic variants in cytidine deaminase (CDA) gene in Indian ethnic population. Gene. 2013 Jul 15;524(1):35-9. doi: 10.1016/j.gene.2013.04.015. Epub 2013 Apr 21. PubMed PMID: 23612254.

8: Gurbel PA, Bliden KP, Fort J, Zhang Y, Plachetka JR, Antonino M, Gesheff M, Tantry US. Pharmacodynamic evaluation of clopidogrel plus PA32540: the Spaced PA32540 With Clopidogrel Interaction Gauging (SPACING) study. Clin Pharmacol Ther. 2011 Dec;90(6):860-6. doi: 10.1038/clpt.2011.201. Epub 2011 Nov 2. PubMed PMID: 22048221.

9: Pérez-Elvira SI, Ferreira LC, Donoso-Bravo A, Fdz-Polanco M, Fdz-Polanco F. Full-stream and part-stream ultrasound treatment effect on sludge anaerobic digestion. Water Sci Technol. 2010;61(6):1363-72. doi: 10.2166/wst.2010.893. PubMed PMID: 20351414.

10: Del Gobbo L, Tittlemier S, Diamond M, Pepper K, Tague B, Yeudall F, Vanderlinden L. Cooking decreases observed perfluorinated compound concentrations in fish. J Agric Food Chem. 2008 Aug 27;56(16):7551-9. doi: 10.1021/jf800827r. Epub 2008 Jul 12. PubMed PMID: 18620413.

11: Byers HL, Tarelli E, Homer KA, Beighton D. Isolation and characterisation of sialidase from a strain of Streptococcus oralis. J Med Microbiol. 2000 Mar;49(3):235-44. PubMed PMID: 10707943.

12: Vasson MP, Farges MC, Sarret A, Cynober L. Free amino acid concentrations in milk: effects of microwave versus conventional heating. Amino Acids. 1998;15(4):385-8. PubMed PMID: 9891762.

13: Fisher AJ, McKinney BR, Schneemann A, Rueckert RR, Johnson JE. Crystallization of viruslike particles assembled from flock house virus coat protein expressed in a baculovirus system. J Virol. 1993 May;67(5):2950-3. PubMed PMID: 8474184; PubMed Central PMCID: PMC237625.

14: Inoue M, Hayashi M, Sugimoto M, Harada S, Kai Y, Kasai N, Terada K, Izui K. First crystallization of a phosphoenolpyruvate carboxylase from Escherichia coli. J Mol Biol. 1989 Aug 5;208(3):509-10. PubMed PMID: 2677392.

15: Hsieh JH, Baldwin RE. Storage and microwave reheating effects on lipid oxidation of roast beef. J Microw Power. 1984 Sep;19(3):187-94. PubMed PMID: 6567670.

16: Drew F, Rhee KS, Carpenter ZL. Cooking at variable microwave power levels. Effects on energy use and quality of top round beef roasts. J Am Diet Assoc. 1980 Oct;77(4):455-9. PubMed PMID: 7419839.

17: Neukirch F, Korobaeff M, Verdier F, Timsit G, Fay M, Drutel P. [Effect of a histamine aerosol in 20 subjects with histamine hyperreactivity. Application to a study of the protective properties of pipoxizine]. Rev Inst Hyg Mines (Hasselt). 1978;33(4):191-5. French. PubMed PMID: 45187.

18: Minette A, Marcq M, Bruninx M. [Preliminary results of a trial on the spirometric and associated effects of a new bronchodilator, C 325 (author's transl)]. Acta Tuberc Pneumol Belg. 1974 Sep-Oct;65(5):520-33. French. PubMed PMID: 4466343.