These Rules are as close as possible to the published version [see W. H. Powell Pure Appl. Chem., 1984, 56, 769-778. Copyright IUPAC; reproduced with the permission of IUPAC]. If you need to cite these rules please quote this reference as their source.

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CONTENTS

INTRODUCTION

Preamble
Introduction
Discussion
References for this section

Lm-1.0. Terminology
Lm-1.1. Bonding Number
Lm-1.2. Standard Bonding Number
Lm-2.0. Designation of Nonstandard Bonding Numbers
Lm-3.0. Indicated Hydrogen
Lm-3.1. Maximum Number of Noncumulative Double Bonds
Lm-3.2. Indicated Hydrogen Symbolism
Lm-4.0. Derivatives of Parent hydrides
Lm-4.1. Saturation of Double Bonds
Lm-4.2. Multiple Bonds with a Saturated Parent Hydride
Lm-4.3. Derivatives
Lm-4.4. Prefixes

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