Detail of "39649-71-3"

CAS Number:
39649-71-3
Name:
Benzoyl chloride,4-(hexyloxy)-
Molecular Structure:
Formula:
C13H17 Cl O2
Molecular Weight:
240.73
Synonyms:
Benzoylchloride, p-(hexyloxy)- (6CI); 4-(Hexyloxy)benzoyl chloride;p-(Hexyloxy)benzoyl chloride; p-n-Hexyloxybenzoyl chloride
EINECS:
254-561-3
Hazard Symbols:
Risk Codes:
34-36/37
Safety:
Hazard Codes C
Risk Statements 34-36/37
Safety Statements 26-27-28-36/37/39-45
RIDADR UN 3265 8/PG 2

WGK Germany 3

HazardClass 8
PackingGroup II
Details

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Synthesis of new electrically conducting additives for nematic liquid crystals: Synthesis of new electrically conducting additives for nematic liquid crystals. Sevost'yanov, V. P.; Zharov, Yu. M.; Gnilomedova, T. I. (USSR). Zh. Org. Khim., 12(12), 2562-5 (Russian) 1976. CODEN: ZORKAE. DOCUMENT TYPE: Journal CA Section: 25 (Noncondensed Aromatic Compounds) Section cross-reference(s): 75 K chloranilate was treated with p-RC6H4COCl (R = BuO, C6H13O, C7H15O, C8H17O, Me2CHCH2) in abs. Me2CO contg. NaHCO3 to give 64-77% diesters I (R = same, X = Cl). I (R = BuO, C7H15O; X = Br) were prepd. analgously in 51-2% yield. I were elec. conductors suitable for use as additives to liq. crystals for indicator systems. I are mesophases with an enantiotropic phase-transfer temp. and neg. dielec.Except for chemicals metioned above, 39649-71-3 and 62283-73-2 are also used. anisotropy. .

Aromatic thiolesters: Aromatic thiolesters.Some chemicals with cas registry numbers like 62554-43-2 and 39649-71-3 are also used. Furuyama, Shizuo; Hatanaka, Hideo; Murakami, Yoshinobu; Morimoto, Kazuhisa (Matsushita Electric Industrial Co., Ltd., Japan). Japan. Kokai JP 51125347 1 Nov 1976 Showa, 3 pp. (Japanese). (Japan). CODEN: JKXXAF. CLASS: IC: C07C153-09. APPLICATION: JP 75-47778 18 Apr 1975. DOCUMENT TYPE: Patent CA Section: 25 (Noncondensed Aromatic Compounds) 2,4-R,R1C6H3C(O)SC6H4R2-4 (I; R = H, Me, Cl; R1, R2 = alkyl, alkoxy) were prepd. by treatment of 4-R2C6H4SH with 2,4-R, R1 = C6H3COX (X = halo). Thus, 2.4 p-(n-C6H13O)C6H4COCl was added dropwise to 1.4 g p-MeOC6H4SH in pyridine and the mixt. stirred 2 h to give 1.7 g I (R = H, R1 = n-C6H13O, R2 = MeO) of liq. crystal range 64-100.degree.C. Among 6 addnl. I similarly prepd. were (R = H, R1 and R2 given): n-C6H13O, n-C6H13O; Bu, C7H15O; C7H15, C7H15O; n-C6H13O, Bu. .