CA with SAP-ERP (certified)

I m a student of CA-PCC, & hav completed training of a period 22 months.... But i wanna like to do SAP course along with my further studies... My employer is not in the position to give me a leave exceeding 1 1/2 months..... Can i do my SAP certified course within such period.... I hav a great necessary of such as my class of ranking is just average till now...... Please help in this regard with some other opportunity i can grab....