Pyrrolobenzodiazepines used to treat proliferative diseases

• US 8,697,688 B2
• Filed: 04/15/2011
• Issued: 04/15/2014
• Est. Priority Date: 04/15/2010
• Status: Active Grant

• Current Assignee: MedImmune Ltd. (Astrazeneca PLC), Seagen Inc. (Pfizer Inc.)
• Original Assignee: Spirogen SARL (Astrazeneca PLC), Seattle Genetics Incorporated (Pfizer Inc.)
• Inventors: Howard, Philip Wilson, Masterson, Luke, Tiberghien, Arnaud, Jeffrey, Scott, Burke, Patrick, Senter, Peter
• Primary Examiner(s): Tsang, Cecilia J
• Assistant Examiner(s): Beane, Randall L
• Application Number:
  US13/641,180
• Publication Number:
  US 20130059800A1
• Time in Patent Office: 1,096 Days
• Field of Search: None
• US Class Current: 514/220
• CPC Class Codes: A61K 47/68035 the drug being a pyrrolobenzodiazepine
• CPC Class Codes: A61K 47/6849 the antibody targeting a receptor, a cell surface antigen or a cell surface determinant
• CPC Class Codes: A61K 47/6851 the antibody targeting a determinant of a tumour cell
• CPC Class Codes: A61P 1/04 for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
• CPC Class Codes: A61P 1/16 for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics
• CPC Class Codes: A61P 11/00 Drugs for disorders of the respiratory system
• CPC Class Codes: A61P 11/02 Nasal agents, e.g. decongestants
• CPC Class Codes: A61P 11/06 Antiasthmatics
• CPC Class Codes: A61P 13/12 of the kidneys
• CPC Class Codes: A61P 15/08 for gonadal disorders or for enhancing fertility, e.g. inducers of ovulation or of spermatogenesis
• CPC Class Codes: A61P 17/00 Drugs for dermatological disorders
• CPC Class Codes: A61P 17/06 Antipsoriatics
• CPC Class Codes: A61P 17/14 for baldness or alopecia
• CPC Class Codes: A61P 19/02 for joint disorders, e.g. arthritis, arthrosis
• CPC Class Codes: A61P 19/08 for bone diseases, e.g. rachitism, Paget's disease
• CPC Class Codes: A61P 21/00 Drugs for disorders of the muscular or neuromuscular system
• CPC Class Codes: A61P 21/04 for myasthenia gravis
• CPC Class Codes: A61P 25/00 Drugs for disorders of the nervous system
• CPC Class Codes: A61P 27/02 Ophthalmic agents
• CPC Class Codes: A61P 29/00 Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
• CPC Class Codes: A61P 3/10 : for hyperglycaemia, e.g. antidiabetics
• CPC Class Codes: A61P 35/00 : Antineoplastic agents
• CPC Class Codes: A61P 35/02 : specific for leukemia
• CPC Class Codes: A61P 37/02 : Immunomodulators
• CPC Class Codes: A61P 37/06 : Immunosuppressants, e.g. drugs for graft rejection
• CPC Class Codes: A61P 37/08 : Antiallergic agents antiasthmatic agents A61P11/06; ophthalmic antiallergics A61P27/14
• CPC Class Codes: A61P 5/14 : of the thyroid hormones, e.g. T3, T4
• CPC Class Codes: A61P 7/06 : Antianaemics
• CPC Class Codes: A61P 9/10 : for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
• CPC Class Codes: C07D 487/04 : Ortho-condensed systems
• CPC Class Codes: C07D 519/00 : Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00

Abstract

Pyrrolobenzodiazepine dimers I having a C2-C3 double bond and an aryl group at the C2 position on one monomer unit, and a C2-C3 double bond and either a conjugated double or triple bond at the C2 position or an alkyl group at the C2 position on the other monomer unit, and conjugates of these compounds.

Claims

1. A compound with the formula I:

2. A compound according to claim 1, with the structure:

3. A compound according to claim 1, wherein R¹² is methyl.

4. A compound according to claim 1, wherein R¹² is cyclopropyl.

5. A compound according to claim 1, wherein R¹² is

6. A compound according to claim 1, wherein R¹² is

7. A compound according to claim 1, wherein R¹² is