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关于此项目
经验公式(希尔记法):
C20H22N8O5 · xH2O
化学文摘社编号:
分子量:
454.44 (anhydrous basis)
UNSPSC Code:
12352005
PubChem Substance ID:
MDL number:
InChI
1S/C20H22N8O5.H2O/c1-28(9-11-8-23-17-15(24-11)16(21)26-20(22)27-17)12-4-2-10(3-5-12)18(31)25-13(19(32)33)6-7-14(29)30;/h2-5,8,13H,6-7,9H2,1H3,(H,25,31)(H,29,30)(H,32,33)(H4,21,22,23,26,27);1H2/t13-;/m0./s1
InChI key
FPJYMUQSRFJSEW-ZOWNYOTGSA-N
assay
98%
form
powder
optical activity
[α]25/D +17°, c = 1 in 0.05 M Na2CO3
storage temp.
−20°C
Gene Information
human ... DHFR(1719), DHFRP1(573971), FPGS(2356), SLC19A1(6573), TYMS(7298)
mouse ... Dhfr(13361)
rat ... Dhfr(24312)
Application
二氢叶酸还原酶的强效抑制剂,以及用于抗癌抗菌素研究的试剂。
二氢叶酸还原酶的有效抑制剂 和抗肿瘤的研究试剂。 用于抑制二氢叶酸还原酶在DHFR蛋白表达系统中的表达。
二氢叶酸还原酶的有效抑制剂 和抗肿瘤的研究试剂。 用于抑制二氢叶酸还原酶在DHFR蛋白表达系统中的表达。也显示免疫抑制作用,如类风湿关节炎。
二氢叶酸还原酶的有效抑制剂 和抗肿瘤的研究试剂。 用于抑制二氢叶酸还原酶在DHFR蛋白表达系统中的表达。还可有效治疗耐甲氧嘧啶的 间日 疟原虫。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Oral - Eye Irrit. 2 - Repr. 1B - Skin Irrit. 2
存储类别
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
法规信息
新产品
此项目有
S P Sasso et al.
Biochimica et biophysica acta, 1207(1), 74-79 (1994-07-20)
The thermodynamic parameters of the binding of some folate analogues (methotrexate, trimetrexate and trimethoprim) to dihydrofolate reductases from different species have been measured with a flow microcalorimetric method at 37 degrees C. In the absence of NADPH, the three inhibitors
F M Huennekens
Advances in enzyme regulation, 34, 397-419 (1994-01-01)
Methotrexate (MTX), one of the earliest cancer chemotherapy agents, continues to be used extensively in the treatment of leukemia and a variety of other tumors. The efficacy of this drug results from its facile uptake by cells, rapid polyglutamylation and
A Nagy et al.
Proceedings of the National Academy of Sciences of the United States of America, 90(13), 6373-6376 (1993-07-01)
A convenient synthetic method is described for the preparation of peptide-methotrexate (MTX) conjugates in which MTX is coupled selectively through the gamma-carboxyl group of its glutamic acid moiety to a free amino group in peptide analogs. The syntheses of a
Generation of a canine anti-EGFR (ErbB-1) antibody for passive immunotherapy in dog cancer patients.
Josef Singer et al.
Molecular cancer therapeutics, 13(7), 1777-1790 (2014-04-24)
Passive immunotherapy with monoclonal antibodies represents a cornerstone of human anticancer therapies, but has not been established in veterinary medicine yet. As the tumor-associated antigen EGFR (ErbB-1) is highly conserved between humans and dogs, and considering the effectiveness of the
Ian Joseph Cohen et al.
Pediatric blood & cancer, 61(1), 7-10 (2013-09-17)
To determine the optimal time of folinic acid rescue after methotrexate (MTX) treatment in patients with ALL, we selected and evaluated relevant studies that included doses, rescue delay, and side effects. Rescue at 42-48 hours resulted in considerable toxicity, except
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