Panasonic Intellectual Property Management Co., Ltd.

Sumitomo Chemical Company, Limited

Matsushita Electric Industrial Co., Ltd.

Kaken Pharmaceutical Company, Ltd.

Yohei Tanaka

Takashi Tsukahara

So Suzuki

Satoshi Tanigawa

Yoichi Takahashi

Shinji Makino

Kiyoshi Matsumura

Kazuya Suzuki

Toshikazu Saito

Katsuyoshi Uchiyama

Kazuya Ueki

Masahiro Takeda

Hirofumi Yamakita

Yuta Honda

Koh Kawami

Yoshito Ishikawa

Kenichi Ando

Rear-view mirror for automobile

The invention relates to a method of producing compound (I) by (A) reacting compound (II) formaldehyde and hydrogen in the presence of a metal catalyst, in a solvent, wherein the amount of the formaldehyde to be used is exceeding 1 mol and not exceeding 5 mol per 1 mol of compound (II), to obtain a mixture containing the formaldehyde and compound (I), and (B) mixing the obtained mixture containing the formaldehyde and compound (I) with hydrogen and a secondary amine selected from the group consisting of diethylamine, dipropylamine, diisopropylamine, butylethylamine, pyrrolidine, piperidine and morpholine, in the presence of a metal catalyst, in a solvent, and then removing the metal catalyst, followed by obtaining the compound (I) by distillation.

Method for producing 1-methylpyrrolidin-3-ol

A compound represented by formula (II):   

Process for producing epoxy alcohol compound

A compound represented by formula (4): can be produced by adding a heterogeneous transition metal catalyst to a solution containing a compound represented by formula (3): obtained by performing a nitration reaction by adding a nitrating agent to a solution containing a compound represented by formula (2): obtained by oxidizing a compound represented by formula (1): with hydrogen peroxide in the presence of sodium tungstate and a saturated C8 carboxylic acid, then adding water to the resultant mixture, and separating the resultant solution.

Method for producing 4-(trifluoromethylsulfonyl)phenol compound

Portable computer

Combined radio tuner and amplifier

Herein disclosed is a keyboard apparatus which comprises a plurality of keys each including a key holder, a scan board operative to input a key holder signal of each of the key-pushed actions of the keys, a memory for memorizing a key code relevant to the key holder, a plurality of numerical keys each having a key code inputted therein and outputting a key code signal indicative of the key-pushed actions of the numerical keys, a CPU having the key holder signal and the key code signal inputted therein, and state setting means for selectively setting two operation states respectively having the key holder signal and the key code signal outputted from the CPU.

Keyboard apparatus

Growing community of inventors

Osaka, Japan

Yohei Tanaka