1414025

氨基蝶呤

United States Pharmacopeia (USP) Reference Standard

• 同義詞: 4-氨基-PGA, 4-氨基叶酸, N-[4-[[(2,4-二氨基-6-蝶啶)甲基]氨基]苯甲酰]-L-谷氨酸, （S）-2- {4 - [（2,4-二氨基胍-6-基）甲氨基]苯甲酰氨基}戊二酸
• 經驗公式（希爾表示法）: C₁₉H₂₀N₈O₅
• CAS號碼: 54-62-6
• 分子量：: 440.41
• Beilstein: 69045
• MDL號碼: MFCD00036692
• 分類程式碼代碼: 41116107
• PubChem物質ID: 329750411
• NACRES: NA.24

屬性

• 等級: pharmaceutical primary standard
• API 家族: methotrexate
• 製造商／商標名: USP
• &epsilon ；(消光係數): 24,500 at 282 nm in 0.1 M NaOH at 1 M; 25,700 at 261 nm in 0.1 M NaOH at 1 M; 8,100 at 373 nm in 0.1 M NaOH at 1 M
• 應用: pharmaceutical (small molecule)
• 形式: neat
• SMILES 字串: Nc1nc(N)c2nc(CNc3ccc(cc3)C(=O)N[C@@H](CCC(O)=O)C(O)=O)cnc2n1
• InChI: 1S/C19H20N8O5/c20-15-14-16(27-19(21)26-15)23-8-11(24-14)7-22-10-3-1-9(2-4-10)17(30)25-12(18(31)32)5-6-13(28)29/h1-4,8,12,22H,5-7H2,(H,25,30)(H,28,29)(H,31,32)(H4,20,21,23,26,27)/t12-/m0/s1
• InChI 密鑰: TVZGACDUOSZQKY-LBPRGKRZSA-N

描述

一般說明

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

應用

Methotrexate Related Compound B USP reference standard for use in specified quality tests and assays.

Additionally used to prepare standard, standard stock, system suitability, and system suitability stock solutions for impurity analysis in the given below monographs according to United States Pharmacopeia (USP):

• Methotrexate
• Methotrexate Injection
• Methotrexate for Injection

生化／生理作用

与二氢叶酸还原酶结合并抑制其活性的叶酸拮抗剂。

叶酸拮抗剂。氨基蝶呤是由叶酸转运蛋白运输至细胞内的。在细胞内，它被叶酰聚谷氨酸合酶转化为一种高分子量的聚谷氨酸盐代谢物，该产物又与二氢叶酸还原酶结合并抑制其活性。氨基蝶呤-聚谷氨酸盐经 γ-谷氨酰基水解酶作用发生细胞内降解。

聯結

比甲氨喋呤更有效，但毒性也更强。

分析報告

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

其他說明

Sales restrictions may apply.

安全資訊

• 象形圖: GHS06,GHS08
• 訊號詞: Danger
• 危險聲明: H300,H315,H319,H341,H360FD
• 防範說明: P202 - P264 - P270 - P301 + P310 - P302 + P352 - P305 + P351 + P338
• 危險分類: Acute Tox. 1 Oral - Eye Irrit. 2 - Muta. 2 - Repr. 1B - Skin Irrit. 2
• 儲存類別代碼: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable