Yes I have that class in my system
Class/Interface CL_ABAP_TYPEDESCR
Method Short description
DESCRIBE_BY_DATA Description of data object type
DESCRIBE_BY_DATA_REF Description of data object type using reference
DESCRIBE_BY_NAME Description of object type using relative/absolute names
DESCRIBE_BY_OBJECT_REF Description of object type using reference
GET_BY_XTYPE
GET_DDIC_HEADER Returns the Nametab Header of a Dictionary Type
GET_DDIC_OBJECT Returns the Nametab Object of a Dictionary Type
GET_PROPERTY Returns Special Information for Specified Types
GET_RELATIVE_NAME Returns the relative name of a type
HAS_PROPERTY Ascertains whether a type has a specific attribute
IS_DDIC_TYPE Returns ABAP_TRUE if it is a Dictionary type
IS_INSTANTIATABLE Can Be Created of the Type (Data) Objects?