Detail of "83-42-1"

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CAS Number:
83-42-1
Name:
Benzene,1-chloro-2-methyl-3-nitro-
Superlist Name:
2-Chloro-6-nitrotoluene
Molecular Structure:
Formula:
C₇H₆ClNO₂
Molecular Weight:
171.59
Synonyms:
Toluene,2-chloro-6-nitro- (7CI,8CI);1-Chloro-2-methyl-3-nitrobenzene;2-Methyl-3-chloronitrobenzene;3-Chloro-2-methyl-1-nitrobenzene;3-Chloro-2-methylnitrobenzene;6-Chloro-2-nitrotoluene;NSC 49147;
EINECS:
201-475-9
Density:
1.324 g/cm³
Melting Point:
34-36 °C(lit.)
Boiling Point:
236.1 °C at 760 mmHg
Flash Point:
125 °C
Solubility:
water: 92 mg/L (20 °C)
Appearance:
yellow to light brown crystalline mass
Hazard Symbols:
Xi,Xn,N
Risk Codes:
22-36/37/38-20/21/22-52/53
Safety:
36/37/39-26-61 Details
Transport Information:
UN 3457 6.1/PG 3

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Freon 11 stabilization: Freon 11 stabilization. Hara, Kiyoshi; Kirimoto, Kazusuke; Higaki, Hiromichi (Asahi Glass Co., Ltd.In this study， 51-17-2 and 83-42-1 are also used., Japan). Japan. Kokai JP 52003005 11 Jan 1977 Showa, 5 pp. (Japanese). (Japan). CODEN: JKXXAF. CLASS: IC: C07C019-08. APPLICATION: JP 75-70323 27 Jun 1975. DOCUMENT TYPE: Patent CA Section: 36 (Plastics Manufacture and Processing) Freon 11 [11126-05-9] was stabilized with arom. nitro compds. (such as nitrobenzene [98-95-3]) and styrene [100-42-5] or a similar compd. and used as a blowing agent to prep. polyurethane foams having good color. Thus, a mixt. of a sucrose polyol 40, a diamine polyol 20, diethanolamine 1, Silicone SH 193 1.5, and Freon 11 (contg. 0.4% PhNO2 and 0.1% styrene) 20 parts was mixed with diphenylmethane 4,4'-diisocyanate to prep. a foam. .

Synthesis of 2-chloro-6-fluorotoluene: Synthesis of 2-chloro-6-fluorotoluene. Liu, Lirong; Wang, Yuejun; Zhang, Suoxin; Zhou, Haibing; Xu, Yongzhang (Department of Chemical Engineering, Huaihai Institute of Technology, Lianyungang, Jiangsu Province 222005, Peop. Rep. China). Jingxi Huagong Zhongjianti, 33(5), 23-24 (Chinese) 2003 Jingxi Huagong Zhongjianti Zazhishe. CODEN: JHZIAR. ISSN: 1009-9212. DOCUMENT TYPE: Journal CA Section: 25 (Benzene, Its Derivatives, and Condensed Benzenoid Compounds) The title compd. was prepd. in 67.98% overall yield from 2-chloro-6-nitrotoluene by redn. 83-42-1 and 87-60-5 which are cas registry numbers of substances are two of reagents here. with Fe/HCl, diazonium salt fromation, salt decompn. at 140°. .