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Diphenyldichloromethane

Product Name
Diphenyldichloromethane
CAS No.
2051-90-3
Chemical Name
Diphenyldichloromethane
Synonyms
NSC 37425;Dichloroditane;DPM (Halocarbon);TIMTEC-BB SBB007844;Benzophenone chloride;BENZOPHENONE DICHLORIDE;DICHLORODIPHENYLMETHANE;DIPHENYLDICHLOROMETHANE;Dphenyl Dichloro Methane;bis-chlorodiphenylMethane
CBNumber
CB9133875
Molecular Formula
C13H10Cl2
Formula Weight
237.12
MOL File
2051-90-3.mol
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Diphenyldichloromethane Property

Melting point:
190 °C (decomp)
Boiling point:
305 °C(lit.)
Density 
1.235 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.605(lit.)
Flash point:
>230 °F
storage temp. 
Store below +30°C.
solubility 
Benzene (Sparingly), Chloroform (Slightly)
form 
Liquid
color 
Clear light yellow
Water Solubility 
Soluble in water (reacts), ether, benzene, ethanol, and toluene.
BRN 
1910601
CAS DataBase Reference
2051-90-3(CAS DataBase Reference)
EPA Substance Registry System
Benzene, 1,1'-(dichloromethylene)bis- (2051-90-3)
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Safety

Hazard Codes 
C
Risk Statements 
14-34-37
Safety Statements 
26-36/37/39-45
RIDADR 
UN 3265 8/PG 2
WGK Germany 
3
9-21
TSCA 
Yes
HazardClass 
8
PackingGroup 
II
HS Code 
29036990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H314Causes severe skin burns and eye damage

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P363Wash contaminated clothing before reuse.

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
D61407
Product name
α,α-Dichlorodiphenylmethane
Purity
97%
Packaging
25g
Price
$111
Updated
2024/03/01
Sigma-Aldrich
Product number
D61407
Product name
α,α-Dichlorodiphenylmethane
Purity
97%
Packaging
100g
Price
$156
Updated
2024/03/01
TCI Chemical
Product number
D0361
Product name
α,α-Dichlorodiphenylmethane
Packaging
25G
Price
$46
Updated
2024/03/01
TCI Chemical
Product number
D0361
Product name
α,α-Dichlorodiphenylmethane
Packaging
250G
Price
$338
Updated
2024/03/01
Alfa Aesar
Product number
L20445
Product name
alpha,alpha-Dichlorodiphenylmethane, 97%
Packaging
25g
Price
$60.5
Updated
2024/03/01
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Diphenyldichloromethane Chemical Properties,Usage,Production

Chemical Properties

Diphenyldichloromethane is a clear light yellow liquid that is used as a precursor to other organic compounds.It is used in the synthesis of tetraphenylethylene, diphenylmethane imine hydrochloride and benzoic anhydride.

Uses

α,α-Dichlorodiphenylmethane is a degradation product of of polychloroaromatic insecticides such as Dicofol (D436700) and DDT. It is also used as a catalyst for photodegradation of plastics. It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals.

Preparation

Dichlorodiphenylmethane is synthesized by the condensation of benzene with carbon tetrachloride (Friedel-Crafts reaction). Add aluminum trichloride and 2/3 amount of anhydrous carbon tetrachloride into the reaction tank, cool to 10-15°C, add 1/12 amount of benzene for reaction, continue to cool to 5-10°C, add the remaining mixture of carbon tetrachloride and benzene dropwise, add after, react at 10°C for 3h.

Synthesis Reference(s)

The Journal of Organic Chemistry, 12, p. 807, 1947 DOI: 10.1021/jo01170a012

Diphenyldichloromethane Preparation Products And Raw materials

Raw materials

Preparation Products

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Diphenyldichloromethane Suppliers

J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
94838
Advantage
76
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30132
Advantage
84
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24539
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44751
Advantage
61
Capot Chemical Co., Ltd
Tel
+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
Email
sales@capotchem.com
Country
China
ProdList
18217
Advantage
66
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696;
Email
info@hanhongsci.com
Country
China
ProdList
42982
Advantage
64
Chemsky (shanghai) International Co.,Ltd
Tel
021-50135380
Email
shchemsky@sina.com
Country
China
ProdList
15421
Advantage
60
Shandong Xiya Chemical Co., Ltd
Tel
13355009207 13355009207
Fax
0539-6365991
Email
3007715519@qq.com
Country
China
ProdList
18739
Advantage
57
Syntechem Co.,Ltd
Tel
Fax
E-Mail Inquiry
Email
info@syntechem.com
Country
China
ProdList
12990
Advantage
57
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14443
Advantage
57
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View Lastest Price from Diphenyldichloromethane manufacturers

Henan Fengda Chemical Co., Ltd
Product
Diphenyldichloromethane 2051-90-3
Price
US $100.00-1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
g-kg-tons, free sample is available
Release date
2023-12-26
Hebei Duling International Trade Co. LTD
Product
Diphenyldichloromethane 2051-90-3
Price
US $25.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
5000 tons
Release date
2023-02-01
Shaanxi Dideu Medichem Co. Ltd
Product
Dichlorodiphenylmethane 2051-90-3
Price
US $0.10/KG
Min. Order
1KG
Purity
99.0%
Supply Ability
1000 tons
Release date
2020-01-10

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