(R)-Trihexyphenidy,(S)-1,2-Butanediol, (R)-1,2-Butanediol--Shanghai Leader Chemical Co.,Ltd.

2-Nitro-5-Hydroxybenzaldehyde

CAS: 42454-06-8

Structural formula :

Quality standard :

Appearance	light yellow crystalline powder .
Assay ≥	98%(HPLC)
mp	165-170 °C(dec)