CAS No.2749-59-9,3H-Pyrazol-3-one,2,4-dihydro-2,5-dimethyl- Suppliers

Detail of "2749-59-9"

CAS Number:

2749-59-9

Name:

3H-Pyrazol-3-one,2,4-dihydro-2,5-dimethyl-

Superlist Name:

1,3-Dimethyl-5-pyrazolone

Molecular Structure:

Formula:

C₅H₈N₂O

Molecular Weight:

112.13

Synonyms:

2-Pyrazolin-5-one,1,3-dimethyl- (6CI,7CI,8CI);1,3-Dimethyl-2-pyrazolin-5-one;1,3-Dimethyl-5-pyrazolinone;NSC 304;1,3-Dimethylpyrazde-5-one;

EINECS:

220-389-2

Density:

1.17 g/cm³

Melting Point:

117 °C

Boiling Point:

151.7 °C at 760 mmHg

Flash Point:

45.5 °C

Appearance:

Light beige solid

Hazard Symbols:

Risk Codes:

36/37/38

Safety:

26-36/37/39 Details

Reference

Pyrazole derivatives: Pyrazole derivatives. (Mitsubishi Petrochemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 58185567 A2 29 Oct 1983 Showa, 3 pp. (Japanese). (Japan). CODEN: JKXXAF. CLASS: IC: C07D231-20. APPLICATION: JP 82-67328 23 Apr 1982. DOCUMENT TYPE: Patent CA Section: 28 (Heterocyclic Compounds (More Than One Hetero Atom)) Pyrazole derivs. I (R = H, Me) were prepd. by gradual addn. of 2,4,3-Cl2RC6H2COX (II; X = halo) to 1,3-dimethyl-5-pyrazolone (III) in refluxing solvent contg. a base. Thus, 22.3 g II (R = H, X = Cl) in Me3COH was added to a mixt. of 11.2 g III and 20.7 g K2CO3 in refluxing Me3COH over 1. 85163-32-2 and 2749-59-9 are just another two chemicals used in this study.5 h to give, after 30 min, 97% I (R = H). .

4-(a-Methylbenzylidene)-2-pyrazol-5-one derivatives: 4-(a-Methylbenzylidene)-2-pyrazol-5-one derivatives. (Otsuka Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 59055872 A2 31 Mar 1984 Showa, 6 pp. (Japanese). (Japan). CODEN: JKXXAF. CLASS: IC: C07D231-20; A01N043-56. APPLICATION: JP 82-165315 22 Sep 1982. DOCUMENT TYPE: Patent CA Section: 28 (Heterocyclic Compounds (More Than One Hetero Atom)) Section cross-reference(s): 5 Sixteen title compds. I (R = H, halo, alkyl, alkoxy, NO2; n = 1-3), effective herbicides at 50 g/are, were prepd. Thus, a mixt.Several reagents such as 2749-59-9 is used here. of 0.02 mol pyrazolone II and 0.024 mol 2,4-Cl2C6H3Ac was heated 1 h at 120° to give 80.9% I (Rn = 2,4-Cl2). .

Detail of "2749-59-9"

3H-Pyrazol-3-one,2,4-dihydro-2,5-dimethyl-

Famous Chemical Enterprises

Related products

Other Products

Supplier Location

Business Type

Certificates

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

CAS No.2749-59-9 1,3-Dimethyl-5-pyrazolone

Reference