Dihydropteridinones, processes for preparing them and their use as pharmaceutical compositions

A compound of the formula (I),

• wherein
• R1 denotes a group selected from among hydrogen, NH2, XH, halogen and a C1-C3-alkyl group optionally substituted by one or more halogen atoms,
• R2 denotes a group selected from among hydrogen, CHO, XH, —X—C1-C2-alkyl and an optionally substituted C1-C3-alkyl group,
• R3, R4 are identical or different and denote a group selected from among optionally substituted C1-C10-alkyl, C2-C10-alkenyl, C2-C10-alkynyl, aryl, heteroaryl, C3-C8-cycloalkyl, C3-C8-heterocycloalkyl, —X—aryl, —X—heteroaryl, —X—cycloalkyl, —X—heterocycloalkyl, —NR8-aryl, —NR8-heteroaryl, —NR8-cycloalkyl, and —NR8-heterocycloalkyl, or
• a group selected from among hydrogen, halogen, COXR8, CON(R8)2, COR8 and XR8, or
• R3 and R4 together denote a 2- to 5-membered alkyl bridge which may contain 1 to 2 heteroatoms,
• R5 denotes hydrogen or a group selected from among optionally substituted C1-C10-alkyl, C2C10-alkenyl, C2-C10-alkynyl, aryl, heteroaryl and —C3-C6-cycloalkyl, or
• R3 and R5 or R4 and R5 together denote a saturated or unsaturated C3-C4-alkyl bridge which may contain 1 to 2 heteroatoms,
• R6 denotes optionally substituted aryl or heteroaryl,
• R7 denotes hydrogen or —CO—X—C1-C4-alkyl, and
• X in each case independently of one another denotes O or S, and
• R8 in each case independently of one another denotes hydrogen or a group selected from among optionally substituted C1-C4-alkyl, C2-C4-alkenyl, C2-C4-alkynyl and phenyl,
• or the tautomers, the racemates, the enantiomers, the diastereomers and the mixtures thereof, and optionally the pharmacologically acceptable acid addition salts thereof.