US4131686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel benzylalcohol derivatives and processes for preparing the same
Assignee: Tanabe Pharma Corp
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Filing: 1976-12-06
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Granted: 1978-12-26
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Expires: 1996-12-06
Abstract
Abstract A compound of the formula: <IMAGE> [I] wherein R is lower alkyl, may be prepared, for example, by reducing a compound of the formula: <IMAGE> <IMAGE> wherein R is same as above. Other methods for preparing the compound [I] are also disclosed. The compound [I] and a pharmaceutically acceptable acid addition salt thereof are useful as anti-diabetic agents.
Inventors
- 👤 Muneyoshi Ikezaki
- 👤 Yashushi Okazaki
- 👤 Nobuo Ito
- 👤 Masao Hoshiyama
- 👤 Taku Nagao
- 👤 Hiromichi Nakajima
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:41
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/22; C07C; C07C45/00; C07C45/27; C07C45/28; C07C45/61; C07C45/64
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
25 words
A compound of the formula: ##STR11## wherein R is a lower alkyl group having 1-4 carbon atoms, or a pharmaceutically acceptable acid addition salt thereof.
Claim 2
Dependent Claim
25 words
A compound of the formula: ##STR11## wherein R is a lower alkyl group having 1-4 carbon atoms, or a pharmaceutically acceptable acid addition salt thereof.
Claim 3
Dependent Claim
13 words
The compound of claim 1, wherein said compound is an optically active l-enantiomer.
Claim 4
Dependent Claim
9 words
The compound of claim 1, wherein R is methyl.
Claim 5
Dependent Claim
13 words
The compound of claim 3, wherein said compound is an optically active l-enantiomer.
Claim 6
Dependent Claim
33 words
A pharmaceutical composition consisting essentially of a pharmaceutically acceptable excipient and the compound of claim 1, said composition capable of providing a decrease in blood sugar when administered to a warm blooded animal.
Claim 7
Dependent Claim
33 words
A pharmaceutical composition consisting essentially of a pharmaceutically acceptable excipient and the compound of claim 3, said composition capable of providing a decrease in blood sugar when adminstered to a warm blooded animal.
Claim 8
Dependent Claim
33 words
The composition of claim 5 suitable for administration to a warm blooded animal providing for a dosage of said compound between 5 μg and 10 mg per kilogram of body weight per day.
Claim 9
Dependent Claim
33 words
The composition of claim 5 suitable for administration to a warm blooded animal providing for a dosage of said compound between 20 μg and 2 mg per kilogram of body weight per day.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-12-25 | 1982-06-26 | 1982-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-12-25 | 1986-06-26 | 1986-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-12-25 | 1990-06-26 | 1990-12-26 | $7700.00 | Window Closed / Lapsed |