Title: Dilazep
CAS Registry Number: 35898-87-4
CAS Name: 3,4,5-Trimethoxybenzoic acid (tetrahydro-1H-1,4-diazepine-1,4(5H)-diyl)di-3,1-propanediyl ester
Additional Names: 3,4,5-trimethoxybenzoic acid diester with tetrahydro-1H-1,4-diazepine-1,4(5H)-dipropanol; 1,4-bis[3-(3,4,5-trimethoxybenzoyloxy)propyl]perhydro-1,4-diazepine; N,N¢-bis[3-(3,4,5-trimethoxybenzoyloxy)propyl]homopiperazine; N,N¢-(bis-w-hydroxypropyl)homopiperazine 3,4,5-trimethoxybenzoate (diester)
Molecular Formula: C31H44N2O10
Molecular Weight: 604.69
Percent Composition: C 61.57%, H 7.33%, N 4.63%, O 26.46%
Literature References: Prepn: GB 1107470; H. Arnold et al., US 3532685 (1968, 1970 both to Asta-Werke). Series of articles on pharmacology and metabolism: Arzneim.-Forsch. 22, 639-666 (1972). Toxicology: H. H. Abel et al., ibid. 667. Clinical results: Messerich, Med. Welt 1972, 563.
Derivative Type: Dihydrochloride
CAS Registry Number: 20153-98-4
Manufacturers' Codes: Asta C 4898
Trademarks: Comelian (Kowa); Cormelian (Viatris); Labitan (Labinca)
Molecular Formula: C31H44N2O10.2HCl
Molecular Weight: 677.61
Percent Composition: C 54.95%, H 6.84%, N 4.13%, O 23.61%, Cl 10.46%
Properties: Crystals from ethanol, mp 194-198° (monohydrate). LD50 in male mice, male rats (mg/kg): 26.6, 19.1 i.v.; 161, 90.1 i.p.; 3740, >2150 orally (Abel).
Melting point: mp 194-198° (monohydrate)
Toxicity data: LD50 in male mice, male rats (mg/kg): 26.6, 19.1 i.v.; 161, 90.1 i.p.; 3740, >2150 orally (Abel)
Therap-Cat: Vasodilator (coronary).
Keywords: Vasodilator (Coronary).
Diloxanide Diltiazem Dimecrotic Acid Dimefline Dimemorfan

Systematic (IUPAC) name
3-(4-{3-[(3,4,5-trimethoxyphenyl)carbonyloxy]propyl}-1,4-diazepan-1-yl)propyl 3,4,5-trimethoxybenzoate
Clinical data
AHFS/Drugs.com International Drug Names
Legal status  ?
ATC code C01DX10
PubChem CID 3074
ChemSpider 2965 YesY
KEGG D07843 YesY
Chemical data
Formula C31H44N2O10 
Mol. mass 604.69 g/mol
 YesY (what is this?)  (verify)

Dilazep is a vasodilator that acts as an adenosine reuptake inhibitor.[1]