Semustine

Melting point :64°C (rough estimate)
Density :1.3346 (rough estimate)
refractive index :1.5500 (estimate)
storage temp. :Store at -20°C,unstable in solution, ready to use.
solubility :Soluble in DMSO
form :Solid
pka :10.89±0.40(Predicted)
color :Light yellow to yellow
Henry's Law Constant :3.9×10⁴ mol/(m³Pa) at 25℃, HSDB (2015)
InChI :InChI=1S/C10H18ClN3O2/c1-8-2-4-9(5-3-8)12-10(15)14(13-16)7-6-11/h8-9H,2-7H2,1H3,(H,12,15)
InChIKey :FVLVBPDQNARYJU-UHFFFAOYSA-N
SMILES :N(CCCl)(N=O)C(NC1CCC(C)CC1)=O
CAS DataBase Reference :13909-09-6
IARC :1 (Vol. Sup 7, 100A) 2012
EPA Substance Registry System :1-(2-Chloroethyl)-3-(4-methylcyclohexyl)-1-nitrosourea (13909-09-6)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H300 Fatal if swallowed Acute toxicity,oral Category 1, 2 Danger P264, P270, P301+P310, P321, P330,P405, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning H350 May cause cancer Carcinogenicity Category 1A, 1B Danger H360 May damage fertility or the unborn child Reproductive toxicity Category 1A, 1B Danger
Precautionary statements:	P202 Do not handle until all safety precautions have been read and understood. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.