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Merck

16505

Sigma-Aldrich

反式-4-溴-2-丁烯酸甲酯

technical, ≥90% (GC)

别名:

4-溴代巴豆酸甲酯

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About This Item

线性分子式:
BrCH2CH=CHCOOCH3
CAS号:
分子量:
179.01
Beilstein:
1745755
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.22

等級

technical

化驗

≥90% (GC)

包含

silver wool as stabilizer

雜質

~3% methyl cis-4-bromo-2-butenoate

折射率

n20/D 1.501

bp

70 °C/0.03 mmHg (lit.)

密度

1.498 g/mL at 20 °C (lit.)

儲存溫度

2-8°C

SMILES 字串

COC(=O)\C=C\CBr

InChI

1S/C5H7BrO2/c1-8-5(7)3-2-4-6/h2-3H,4H2,1H3/b3-2+

InChI 密鑰

RWIKCBHOVNDESJ-NSCUHMNNSA-N

應用

Methyl trans-4-bromo-2-butenoate (Methyl 4-bromocrotonate) was used in the synthesis of highly substituted benzoxepines or benzopyrans and L-α-amino [4,5-3H]adipic acid.

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 3

閃點(°F)

197.6 °F

閃點(°C)

92 °C

個人防護裝備

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


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An Allylpalladium (IV) Intermediate in the Synthesis of Highly Substituted Benzoxepines and Benzopyrans via Reactions of Stable Pallada (II) cycles with Allyl Bromides.
Guo R, et al.
Organometallics, 26(15), 3784-3783 (2007)
J O'Sullivan et al.
The Biochemical journal, 184(2), 421-426 (1979-11-15)
1. delta-(L-alpha-Amino[4,5-3H]adipyl)-L-cysteinyl-D-[4,4-3H]valine has been synthesized from its constituent amino acids, the L-alpha-amino[4,5-3H]adipic acid being obtained by reduction with 3H2 of methyl 5-acetamido-5,5-diethoxycarbonylpent-2-enoate and subsequent decarboxylation and hydrolysis. 2. In a cell-free system prepared by lysis of protoplasts of Cephalosporium acremonium

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