Product Details
| Product Name: theophylline | CAS No.: 58-55-9 |
| Min. Order: 1g | Purity: 99.9% |
| Supply Ability: 1 ton | Release date: 2021/03/17 |
簡(jiǎn)介
茶堿（英語(yǔ)：Theophylline）是一種化學(xué)物質(zhì)，廣泛存在于自然界中的紅茶和綠茶中，是一種磷酸二酯酶 (PDE) 抑制劑，可廣泛用于治療呼吸系統(tǒng)疾病。它具有與咖啡因類(lèi)似的結(jié)構(gòu)和藥理學(xué)特性。 茶堿的主要作用有：; 放松支氣管平滑肌 加強(qiáng)心肌收縮 加快心律 增加血壓 增加腎血流 一些消炎作用; 茶堿與許多種藥物（如苯妥英類(lèi)的抗癲癇藥物和西咪替丁之類(lèi)的抗?jié)兯幬铮┒加邢嗷プ饔?，使用時(shí)要注意配伍禁忌。茶堿在治療方面主要應(yīng)用在：慢性氣道阻塞（chronic obstructive diseases of the airways）,氣道膽堿能神經(jīng)功能亢進(jìn),在慢性阻塞性肺疾?。╟hronic obstructive pulmonary diseases，COPD）以及支氣管哮喘。
基本信息
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中文名稱(chēng)
茶堿
英文名稱(chēng)
theophylline
中文別名
2,6-二氧-1,3-二甲基嘌呤; 1,3-二甲基黃嘌呤; 1,3-二甲基-3,7-二氫-1H-嘌呤-2,6-二酮; 無(wú)水茶堿;
英文別名
1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-; asmax; 1,3-dimethylxanthine; [3H]-Theophyllin; [14C]-Theophyllin;
查看更多英文別名CAS號(hào)
58-55-9
分子式
C7H8N4O2
分子量
180.16400
精確質(zhì)量
180.06500
PSA
72.68000
LOGP
-1.03970
物化性質(zhì)
- 外觀與性狀：
- 白色至灰白色結(jié)晶粉末
- 密度：
- 1.465 g/cm3
- 沸點(diǎn)：
- 454.1ºC at 760 mmHg
- 熔點(diǎn)：
- 271-273 °C
- 閃點(diǎn)：
- 11 °C
- 折射率：
- 1.737
- 水溶解性：
- 8.3 g/L (20 ºC)
- 穩(wěn)定性：
- Stable. Incompatible with strong oxidizing agents.
- 儲(chǔ)存條件：
- 2-8ºC
安全信息
- RTECS號(hào)：
- XH3850000
- 安全說(shuō)明：
- S7-S16-S36/37-S45
- WGK Germany：
- 1
- 危險(xiǎn)類(lèi)別碼：
- R22
- 海關(guān)編碼：
- 2939590000
- 危險(xiǎn)品運(yùn)輸編碼：
- UN 2811 6.1/PG 3
- 危險(xiǎn)類(lèi)別：
- 6.1(b)
- 包裝等級(jí)：
- III
- 危險(xiǎn)品標(biāo)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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