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1

Determination and identification of p-hydroxyamphetamine as the O, N-diacetyl derivative

Llewellyn H. Welsh, A. Francis Summa

Journal:

Journal of Pharmaceutical Sciences

Year:

1963

Language:

english

File:

PDF, 247 KB

english, 1963

2

The chromatographic purification and some properties of atebrin base

Llewellyn H. Welsh

Journal:

Journal of Pharmaceutical Sciences

Year:

1944

Language:

english

File:

PDF, 270 KB

english, 1944

3

Preparation of the Dinitrochlorobenzenes from the Corresponding Dinitroanilines *

Welsh, Llewellyn H.

Journal:

Journal of the American Chemical Society

Year:

1941

Language:

english

File:

PDF, 323 KB

english, 1941

4

The determination of resorcinol in pastes and ointments

Llewellyn H. Welsh

Journal:

Journal of Pharmaceutical Sciences

Year:

1950

Language:

english

File:

PDF, 162 KB

english, 1950

5

The Systematic Identification of Organic Compounds, A Laboratory Manual

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1957

File:

PDF, 104 KB

1957

6

Report on Butacaine Sulfate

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1951

File:

PDF, 148 KB

1951

7

Colorimetric Methods of Analysis

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1962

File:

PDF, 148 KB

1962

8

The microscopic identification of 2-methoxy-6-chloroacridone

George L. Keenan, Llewellyn H. Welsh

Journal:

Journal of Pharmaceutical Sciences

Year:

1944

Language:

english

File:

PDF, 99 KB

english, 1944

9

The Constitution of Acetylephedrine and Acetyl-ψ-ephedrine

Welsh, Llewellyn H.

Journal:

Journal of the American Chemical Society

Year:

1947

Language:

english

File:

PDF, 1.15 MB

english, 1947

10

The Polymorphism of d-Galactose Diethylmercaptal Pentaacetate *

Welsh, Llewellyn H., Keenan, George L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 1.24 MB

english, 1942

11

Report on Butacaine Sulfate

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1949

File:

PDF, 160 KB

1949

12

The use of acetylation in the quantitative separation of ephedrine from procaine

Llewellyn H. Welsh

Journal:

Journal of Pharmaceutical Sciences

Year:

1947

Language:

english

File:

PDF, 274 KB

english, 1947

13

Report on Dextro and Racemic Amphetamines

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1953

File:

PDF, 539 KB

1953

14

Report on Ephedrine

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1948

File:

PDF, 676 KB

1948

15

Organic Reactions

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1964

File:

PDF, 228 KB

1964

16

The Condensation of Some Tertiary Aryl Substituted Carbinols with Phenol in the Presence of Aluminum Chloride

Welsh, Llewellyn H., Drake, Nathan L.

Journal:

Journal of the American Chemical Society

Year:

1938

Language:

english

File:

PDF, 491 KB

english, 1938

17

Report on Norepinephrine (Arterenol) in Preparations of Epinephrine

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1956

File:

PDF, 530 KB

1956

18

Report on Drugs, Alkaloids

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1969

File:

PDF, 187 KB

1969

19

Report on p-Aminosalicylic Acid and Isonicotinylhydrazine in Admixture

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1958

File:

PDF, 448 KB

1958

20

Report on the Determination of Ephedrine

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1947

File:

PDF, 452 KB

1947

21

New Compounds. 3-(4-Amino-3,5-dibromobenzoxy)-1-di-n-butylaminopropane Picrolonate

Welsh, Llewellyn

Journal:

Journal of the American Chemical Society

Year:

1950

Language:

english

File:

PDF, 142 KB

english, 1950

22

Participation of water in the N .fwdarw. O migration of acyl groups with inversion of configuration

Welsh, Llewellyn H.

Journal:

Journal of Organic Chemistry

Year:

1967

Language:

english

File:

PDF, 565 KB

english, 1967

23

Report on Amphetamines

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1954

File:

PDF, 602 KB

1954

24

The analysis of solutions of epinephrine and norepinephrine

Llewellyn H. Welsh

Journal:

Journal of Pharmaceutical Sciences

Year:

1955

Language:

english

File:

PDF, 837 KB

english, 1955

25

O 3 -MONOACETYLMORPHINE

WELSH, LLEWELLYN H.

Journal:

Journal of Organic Chemistry

Year:

1954

Language:

english

File:

PDF, 535 KB

english, 1954

26

Report on Butacaine Sulfate

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1950

File:

PDF, 898 KB

1950

27

Determination of Isoproterenol in Deteriorated Inhalations and Injections

Welsh, Llewellyn H, Sammul, Oscar R

Journal:

Journal of AOAC International

Year:

1968

File:

PDF, 507 KB

1968

28

Recent Developments in the Chemistry of Natural Carbon Compounds.

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1966

File:

PDF, 142 KB

1966

29

Molecular Rearrangements, Part 2

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1966

File:

PDF, 127 KB

1966

30

New Compounds. X-[N-(β-Acetamidoethyl)-N-methyl]-aminoazobenzene

Welsh, Llewellyn

Journal:

Journal of the American Chemical Society

Year:

1946

Language:

english

File:

PDF, 276 KB

english, 1946

31

Note on “determination of ephedrine by Kjeldahl distillation”

Llewellyn H. Welsh

Journal:

Journal of Pharmaceutical Sciences

Year:

1944

Language:

english

File:

PDF, 74 KB

english, 1944

32

Report on Drugs: Alkaloids

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1968

File:

PDF, 124 KB

1968

33

Report on Tuinal Â® (Amobarbital Sodium and Secobarbital Sodium)

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1957

File:

PDF, 86 KB

1957

34

Report on p-Aminosalicylic Acid and Isonicotinylhydrazine in Admixture

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1957

File:

PDF, 540 KB

1957

35

Chemical Assay of Tubocurarine Chloride Injection

Welsh, Llewellyn H, Summa, A Francis

Journal:

Journal of AOAC International

Year:

1964

File:

PDF, 798 KB

1964

36

Mechanism and Stereochemical Course of Acyl Migrations in Derivatives of Ephedrine and ψ-Ephedrine

Welsh, Llewellyn H.

Journal:

Journal of the American Chemical Society

Year:

1949

Language:

english

File:

PDF, 855 KB

english, 1949

37

O 3 ,O 4 ,N-Triacetyl-(-)-epinephrine

Welsh, Llewellyn H.

Journal:

Journal of the American Chemical Society

Year:

1952

Language:

english

File:

PDF, 254 KB

english, 1952

38

Some properties of the n-cinnamylephedrines, and the analysis of aspirin, caffeine and cinnamylephedrine in admixture

Llewellyn H. Welsh, George L. Keenan

Journal:

Journal of Pharmaceutical Sciences

Year:

1941

Language:

english

File:

PDF, 573 KB

english, 1941

39

A color test for differentiating barbaloin and isobarbaloin and identifying different varieties of aloes

George L. Keenan, Llewellyn H. Welsh

Journal:

Journal of Pharmaceutical Sciences

Year:

1942

Language:

english

File:

PDF, 197 KB

english, 1942

40

The acetylation of ephedrine in dilute aqueous solution

Llewellyn H. Welsh

Journal:

Journal of Pharmaceutical Sciences

Year:

1952

Language:

english

File:

PDF, 307 KB

english, 1952

41

Additions and Corrections-3-(4-Amino-3,5-dibromobenzoyl)-1-di-n-butylaminopropane Picrolonate

Welsh, Llewellyn

Journal:

Journal of the American Chemical Society

Year:

1950

Language:

english

File:

PDF, 112 KB

english, 1950

42

Report on Drugs: Alkaloids

Welsh, Llewellyn H

Journal:

Journal of AOAC International

Year:

1967

File:

PDF, 174 KB

1967

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