Synonym
CK 0383; CK0383; CK-0383; Verofylline; Verofilina; Verofyllinum
IUPAC/Chemical Name
1,8-dimethyl-3-(2-methylbutyl)-3,7-dihydro-1H-purine-2,6-dione
InChi Key
MTBUJUHRXVGLEF-UHFFFAOYSA-N
InChi Code
InChI=1S/C12H18N4O2/c1-5-7(2)6-16-10-9(13-8(3)14-10)11(17)15(4)12(16)18/h7H,5-6H2,1-4H3,(H,13,14)
SMILES Code
O=C(N1C)N(CC(C)CC)C2=C(NC(C)=N2)C1=O
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, not in water
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
2934.99.9001
Preparing Stock Solutions
The following data is based on the
product
molecular weight
250.30
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: Young RC Jr, Lucas SG, Morris EA, Pittman J, Rachal RE, Malveaux FJ, Booker WM. Verofylline, a methylxanthine bronchodilator, in asthma. Clin Pharmacol Ther. 1984 Dec;36(6):811-6. PubMed PMID: 6388955.
2: Shum L, Jusko WJ. Verofylline pharmacokinetics in dietary-induced obese rats: role of fat mass and protein binding in determining volume of distribution. Xenobiotica. 1991 Nov;21(11):1419-30. PubMed PMID: 1763516.
3: Shum L, Jusko WJ. Reversed-phase high-performance liquid chromatographic determination of verofylline in rat serum. J Chromatogr. 1986 Oct 31;382:207-13. PubMed PMID: 3782387.
4: Grassi C, Casali L, Rampulla C, Rossi A. Clinical efficacy trial: theophylline vs (dl) 3,7-dihydro-1,8-dimethyl-3-(2-methylbutyl)-1H-purine-2,6-dione. Int J Clin Pharmacol Ther Toxicol. 1980 Dec;18(12):518-22. PubMed PMID: 7014478.
5: Grassi C, Casali L, Rampulla C, Rossi A. Effect of (dl) 3,7-dihydro-1,8-dimethyl-3-(2-methylbutyl)-1H-purine-2,6-dione on exercise-induced bronchospasm. Int J Clin Pharmacol Ther Toxicol. 1981 Jul;19(7):297-302. PubMed PMID: 7263107.
6: Cho YW, Han HC, OH SY, Maines JE 3rd, Kuemmerle HP. A double-blind, placebo-controlled evaluation of (dl)-3,7-dihydro-1,8-dimethyl-3-(2-methylbutyl)-1H-purine-2,6-dione in exercise-induced bronchospasm. Int J Clin Pharmacol Ther Toxicol. 1981 Jun;19(6):266-72. PubMed PMID: 7030974.