theophylline
| Price | Get Latest Price |
| Package | 1KG |
| Min. Order: | 1g |
| Supply Ability: | 1 ton |
| Update Time: | 2021-03-17 |
Product Details
| Product Name: theophylline | CAS No.: 89958-21-4 |
| Min. Order: 1g | Purity: 99.9% |
| Supply Ability: 1 ton | Release date: 2021/03/17 |
简介
茶碱（英语：Theophylline）是一种化学物质，广泛存在于自然界中的红茶和绿茶中，是一种磷酸二酯酶 (PDE) 抑制剂，可广泛用于治疗呼吸系统疾病。它具有与咖啡因类似的结构和药理学特性。 茶碱的主要作用有：; 放松支气管平滑肌 加强心肌收缩 加快心律 增加血压 增加肾血流 一些消炎作用; 茶碱与许多种药物（如苯妥英类的抗癫痫药物和西咪替丁之类的抗溃疡药物）都有相互作用，使用时要注意配伍禁忌。茶碱在治疗方面主要应用在：慢性气道阻塞（chronic obstructive diseases of the airways）,气道胆碱能神经功能亢进,在慢性阻塞性肺疾病（chronic obstructive pulmonary diseases，COPD）以及支气管哮喘。
基本信息
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中文名称
茶碱
英文名称
theophylline
中文别名
2,6-二氧-1,3-二甲基嘌呤; 1,3-二甲基黄嘌呤; 1,3-二甲基-3,7-二氢-1H-嘌呤-2,6-二酮; 无水茶碱;
英文别名
1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-; asmax; 1,3-dimethylxanthine; [3H]-Theophyllin; [14C]-Theophyllin;
查看更多英文别名CAS号
58-55-9
分子式
C7H8N4O2
分子量
180.16400
精确质量
180.06500
PSA
72.68000
LOGP
-1.03970
物化性质
- 外观与性状：
- 白色至灰白色结晶粉末
- 密度：
- 1.465 g/cm3
- 沸点：
- 454.1ºC at 760 mmHg
- 熔点：
- 271-273 °C
- 闪点：
- 11 °C
- 折射率：
- 1.737
- 水溶解性：
- 8.3 g/L (20 ºC)
- 稳定性：
- Stable. Incompatible with strong oxidizing agents.
- 储存条件：
- 2-8ºC
安全信息
- RTECS号：
- XH3850000
- 安全说明：
- S7-S16-S36/37-S45
- WGK Germany：
- 1
- 危险类别码：
- R22
- 海关编码：
- 2939590000
- 危险品运输编码：
- UN 2811 6.1/PG 3
- 危险类别：
- 6.1(b)
- 包装等级：
- III
- 危险品标志：
- Xn
Company Profile Introduction
Welcome to hebei Shuoxi biotechnology co., LTD. Shuoxi is a fast developing pharmaceutical intermediates enterprise located in shijiazhuang, capital of hebei province.
Shuoxi analysis research and development center also provides custom synthesis service.
Hebei Shuoxi biotechnology co., LTD can provide customized synthetic chemicals in different quantities in laboratories, factories and industrial scale.
We have more than 10 years experience in this field.
We can offer competitive price for every customer and guarantee the quality of our products.
3. We pay attention to the needs of each customer and build a good relationship with them.
4. We have long-term business relations with Canada, Mexico, Brazil, UK, Russia, Germany, USA, India, South Africa, Malta, Egypt, Armenia, Australia, Philippines, Belgium, Netherlands, Denmark and other countries.
If you have any other questions for me. Please feel free to contact me.
We only produce and sell products that are legal in China. All products are sold only to laboratory research.
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China- Since: 2016-11-14
- Address: NO.108 ZHONGSHAN ROAD, QIAOXI DISTRICT, ShiJiazhuang CITY, CHINA
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