Syria’s Cold-War era Soviet-supplied air defense net comprised SA-2, SA-3, SA-5, SA-6 and SA-10 missile batteries, SA-7 MANPADS and AAA of various calibers.
The Syrian nuclear reactor was of North Korean design, built with the assistance of North Korean engineers and the crew were trained by North Korean advisors.
Nope none of those old systems - russia had supplied them with some thing recent not s300 maybe TORs in part for the rebuilding of the russian base in syria, which now has or will have s300 s400s.