✦ LIBER ✦

Sodium [1,2-13C2, 2H3]acetate

✍ Scribed by Jill Barber; Tina D. Howard; James Tearle

Publisher: John Wiley and Sons
Year: 1987
Tongue: French
Weight: 92 KB
Volume: 24
Category: Article
ISSN: 0022-2135
DOI: 10.1002/jlcr.2580240515

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Biosynthesis of the antibiotic verrucari

Biosynthesis of the antibiotic verrucarin E use of [1-13C]-, [2-13C]-, [1,2-13C]- and [2-13C, 2-2H3]-acetates. Verrucarins and roridins, 37th communication [1]

✍ Kuldip K. Chexal; Carl Snipes; Christoph Tamm 📂 Article 📅 1980 🏛 John Wiley and Sons 🌐 German ⚖ 363 KB 👁 1 views

## Abstract The origin of the carbon skeleton of verrucarin E **(1)** from acetate as precursor is confirmed. Incorporation studies with [1,2‐^13^C]‐acetate have demonstrated that two acetoacetate units couple together as shown in pattern **A** __(Scheme 2)__ and not as in **B**. Analysis of the de

An asymmetric synthesis of l-[2-13C]aspa

An asymmetric synthesis of l-[2-13C]aspartic acid from sodium [2-13C]acetate

✍ Kazuhiko Takatori; Mikiko Nishihara; Masahiro Kajiwara 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 French ⚖ 262 KB 👁 1 views

Syntheses with stable isotopes: Acetic-1

Syntheses with stable isotopes: Acetic-1-13C,-2-13C,-13C2, and -12C2 acids

✍ Donald G. Ott; Vernon N. Kerr 📂 Article 📅 1976 🏛 John Wiley and Sons 🌐 French ⚖ 260 KB

## Abstract Rhodium‐catalyzed carbonylation of methanol at mild temperature and pressure has been developed for small‐ and large‐scale preparations of the carbon isotope isomers of acetic acid.

Rates of reaction of atomic oxygen with

Rates of reaction of atomic oxygen with C2H3F, C2H3Cl, C2H3Br, 1,1-C2H2F2, and 1,2-C2H2F2

✍ Robert E. Huie; John T. Herron; Douglas D. Davis 📂 Article 📅 1972 🏛 John Wiley and Sons 🌐 English ⚖ 298 KB

Rate constants for the reactions of atomic oxygen ( 0 3 P ) with C&3F, C&IaCl,C@3Br, 1, l-CzHzFz, and I ,2-C&IzFz have been measured at 307' K using a discharge-flow system coupled to a mass spectrometer. The rate constants for these reactions are (in units of 1011cm3mole-1s-1)2.63 &0.38,5.22 =tO0.2

Synthesis of 3-indolyl(1-14C)acetic, 3-i

Synthesis of 3-indolyl(1-14C)acetic, 3-indolyl(2-14C) acetic and 3-indolyl(1,2-14C2)acetic acids

✍ K. V. Viswanathan; T. V. Ramaamurthy 📂 Article 📅 1980 🏛 John Wiley and Sons 🌐 French ⚖ 208 KB 👁 1 views

## Abstract The synthesis of 3‐indolylacetic acid labelled with ^14^C in side chain carbon atoms has been effected using (1‐^14^C)glycolic acid, (1,2‐^14^C~2~)glycolic acid and (2‐^14^C)glycolic acid in an yield of 40‐60%. Some of the parameters that affect the synthesis have been studied and the r

Synthesis of (R, S)-[2,3-13C2]-1-(1′-met

Synthesis of (R, S)-[2,3-13C2]-1-(1′-methyl-2′-pyrrolidinyl)propan-2-one; {(R, S)-[2′,3′-13C2]hygrine}

✍ Timothy W. Abraham; Edward Leete 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 French ⚖ 317 KB 👁 1 views

2-Ethoxy-1-methyl-5-pymlidinone (1) was reacted with ethyl [3,4-'3C2]acetoacetate (2) in the presence of T i c 4 to give ethyl [3,4-13C2]-2-( 1'-methyl-5'oxo-2'-pyrrolidinyl)-3-oxobutanoate (3) in 85% yield. Decarboethoxylation of ethyl [3,4-13C2]-2-( l'-methyl-5'-oxo-2'-pyrrolidiny1)-3-oxobutanoate