The Chloromethyl chlorosulfate, with the CAS registry number 49715-04-0 and EINECS registry number 256-442-1, has the systematic name of chloromethyl chlorosulfate. And the molecular formula of this chemical is CH₂Cl₂O₃S. It is a kind of clear colourless to yellow liquid, and belongs to the product category of API intermediates. What's more, it should be stored in 2-8°C.

The physical properties of Chloromethyl chlorosulfate are as following: (1)ACD/LogP: 0.92; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.92; (4)ACD/LogD (pH 7.4): 0.92; (5)ACD/BCF (pH 5.5): 2.94; (6)ACD/BCF (pH 7.4): 2.94; (7)ACD/KOC (pH 5.5): 75.33; (8)ACD/KOC (pH 7.4): 75.33; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 51.75 Å²; (13)Index of Refraction: 1.476; (14)Molar Refractivity: 26.89 cm³; (15)Molar Volume: 95.2 cm³; (16)Polarizability: 10.66×10^-24cm³; (17)Surface Tension: 48.8 dyne/cm; (18)Density: 1.733 g/cm³; (19)Flash Point: 70.3 °C; (20)Enthalpy of Vaporization: 41.13 kJ/mol; (21)Boiling Point: 192.6 °C at 760 mmHg; (22)Vapour Pressure: 0.675 mmHg at 25°C.

Uses of Chloromethyl chlorosulfate: It can react with N-tert-butoxycarbonyl-glycine to produce N-tert-butoxycarbonyl-glycine chloromethyl ester. This reaction will need reagents NaHCO₃ and n-Bu₄NHSO₄, and the solvent H₂O and CH₂Cl₂. And the yield is about 87%.

You should be cautious while dealing with this chemical. It may cause burns, and harmful if swallowed. It is also very toxic by inhalation. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; In case of accident or if you feel unwell, seek medical advice immediately (show label where possible); After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer).

You can still convert the following datas into molecular structure:
(1)SMILES: ClS(=O)(=O)OCCl
(2)InChI: InChI=1/CH2Cl2O3S/c2-1-6-7(3,4)5/h1H2
(3)InChIKey: PJBIHXWYDMFGCV-UHFFFAOYAR