Bis(ethylenediamine)platinum(II) chloride ,with the CAS register number 21430-85-3 , has the systematic name of platinum(2+) chloride ethane-1,2-diamine (1:2:2) . And it is also be known to us as  CIS-DICHLOROBIS(ETHYLENEDIAMINE)PLATINUM (II) ,DICHLOROBIS(ETHYLENEDIAMINE)PLATINUM(II) ,BIS(ETHYLENEDIAMINE)PLATINUM(II) CHLORIDE ,Bis(ethylenediamine)platinum(II)chloride,99% , and platinum(II)bis(ethylenediamine) chloride .

The characteristics of this kind of chemicals are as below:
(1)ACD/LogP:  -2.04; (2)ACD/LogD (pH 5.5):  -5.97  ; (3)ACD/LogD (pH 7.4):  -4.53  ; (4)ACD/BCF (pH 5.5):  1  ; (5)ACD/BCF (pH 7.4):  1  ; (6)ACD/KOC (pH 5.5):  1  ; (7)ACD/KOC (pH 7.4):  1  ; (8)#H bond acceptors:  2  ; (9)#H bond donors:  4  ; (10)#Freely Rotating Bonds:  3  ; (11)Polar Surface Area:  6.48 ; (12)Flash Point:  33.9 °C  ; (13)Enthalpy of Vaporization:  37.98 kJ/mol  ; (14)Boiling Point:  119.7 °C at 760 mmHg  ; (15)Vapour Pressure:  15.8 mmHg at 25°C .

As to the relevant categories, it belongs to Catalysis & Inorganic Chemistry ,Chemical Synthesis and Platinum . And it is often used in the lab as chemical reagent and the intermediate. Being an kind of hygroscopic chemical, it is also irritant to eyes, respiratory system and skin. It may also cause inflammation to the skin or other mucous membranes. Therefore, you should be very cautious when you contact with this chemical. Wear suitable gloves and eye/face protection, and if case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you need more information, you could refer to WGK Germany 3.

In addition, you could refer the following data information to get the molecular structure：
SMILES: [Cl-].[Pt+2].[Cl-].NCCN.NCCN
InChI: InChI=1/2C2H8N2.2ClH.Pt/c2*3-1-2-4;;;/h2*1-4H2;2*1H;/q;;;;+2/p-2
InChIKey: MXLIXEZAMQLDMM-NUQVWONBAP

As for the market condition of this kind of chemical, it has many suppliers in China, such as Zhejiang Metallurgical Research Institute Co., Ltd.