Amino Acids with Oxygen or Sulphur

Amino acids with oxygen or sulfur atoms in their side chains play crucial roles in biological systems, including enzyme function, redox reactions, and structural stability of proteins. This category includes amino acids such as serine, threonine, cysteine, and methionine. At CymitQuimica, we offer a diverse range of high-quality oxygen- and sulfur-containing amino acids to support your biochemical and pharmaceutical research, ensuring reliable and consistent performance in your studies.

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Brand	Product data	Purity	Price range	Estimated delivery
	D-Cysteine REF: 4Z-C-7776CAS: 921-01-7	- - -	To inquire	Fri 13 Dec 24
	(R)-2-Thioxothiazolidine-4-Carboxylic Acid REF: 4Z-C-77121CAS: 98169-56-3	- - -	To inquire	Fri 13 Dec 24
	L-Thiocysteine Potassium Salt REF: 4Z-C-7771CAS: 5652-32-4	- - -	To inquire	Fri 13 Dec 24
	N-Acetyl-S-(2-hydroxypropyl)cysteine Dicyclohexylammonium Salt REF: TR-A179060CAS: 38130-86-8	- - -	183.00 €~636.00 €	Mon 16 Dec 24
	S-Methyl-L-cysteine sulfoxide REF: TR-M299548CAS: 6853-87-8	- - -	149.00 €~580.00 €	Mon 16 Dec 24
	L-Homocysteine Thiolactone Hydrochloride REF: TR-H591960CAS: 31828-68-9	- - -	233.00 €~1,748.00 €	Mon 16 Dec 24
	2-(Acetylamino)-3-(phenylthio)propanoic Acid REF: TR-A549315CAS: 20640-68-0	- - -	91.00 €~335.00 €	Mon 16 Dec 24
	N-Acetyl-L-cysteine-d3 REF: TR-A172092CAS: 131685-11-5	- - -	356.00 €~2,443.00 €	Mon 16 Dec 24
	N-Acetyl-DL-cysteine REF: TR-A172140CAS: 7218-04-4	- - -	142.00 €~422.00 €	Mon 16 Dec 24
	S-Phenylmercapturic Acid REF: TR-P335600CAS: 4775-80-8	- - -	92.00 €~245.00 €	Mon 16 Dec 24
	N-Carbobenzoxy-S-phenyl-L-cysteine Methyl Ester REF: TR-C176560CAS: 153277-33-9	- - -	383.00 €~2,629.00 €	Thu 16 Jan 25
	Dacisteine REF: TM-T15047CAS: 18725-37-6	99.71%	34.00 €~545.00 €	Fri 24 Jan 25
	Cysteine protease inhibitor-2 REF: TM-T10924CAS: 612048-23-4	98%	908.00 €~2,338.00 €	Fri 24 Jan 25
	Acetylcysteine Impurity 27 REF: 4Z-C-77116CAS: 84184-18-9	- - -	- - -	Discontinued product

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D-Cysteine

Formula:

C₃H₇NO₂S

Molecular weight:

121.15

Ref: 4Z-C-7776

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 13 Dec 2024

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(R)-2-Thioxothiazolidine-4-Carboxylic Acid

(R)-2-Thioxothiazolidine-4-Carboxylic Acid

Formula:

C₄H₅NO₂S₂

Molecular weight:

163.21

Ref: 4Z-C-77121

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 13 Dec 2024

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L-Thiocysteine Potassium Salt

L-Thiocysteine Potassium Salt

Formula:

C₃H₆NO₂S₂·K

Molecular weight:

152.21 39.10

Ref: 4Z-C-7771

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire

Estimated delivery in United States, on Friday 13 Dec 2024

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N-Acetyl-S-(2-hydroxypropyl)cysteine Dicyclohexylammonium Salt

N-Acetyl-S-(2-hydroxypropyl)cysteine Dicyclohexylammonium Salt

Controlled Product

Stability Hygroscopic Applications A metabolite of halopropanes. References Barnsley, E.A., et al.: Biochem. J., 100, …

Formula:

C₁₂H₂₃N·C₈H₁₅NO₄S

Color and Shape:

White

Molecular weight:

402.59

Ref: TR-A179060

5mg		183.00 €
10mg		265.00 €
25mg		636.00 €

Estimated delivery in United States, on Monday 16 Dec 2024

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S-Methyl-L-cysteine sulfoxide

S-Methyl-L-cysteine sulfoxide

Controlled Product

Formula:

C₄H₉NO₃S

Color and Shape:

Off-White

Molecular weight:

151.18

Ref: TR-M299548

1g		580.00 €
100mg		149.00 €

Estimated delivery in United States, on Monday 16 Dec 2024

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L-Homocysteine Thiolactone Hydrochloride

L-Homocysteine Thiolactone Hydrochloride

Controlled Product

Applications L-Homocysteine Thiolactone Hydrochloride is used to prepare substituted homocysteine analogs as inhibitors of peptidylglycine …

Formula:

C₄H₈ClNOS

Color and Shape:

Neat

Molecular weight:

153.63

Ref: TR-H591960

1g		656.00 €
5g		1,748.00 €
250mg		233.00 €

Estimated delivery in United States, on Monday 16 Dec 2024

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2-(Acetylamino)-3-(phenylthio)propanoic Acid

2-(Acetylamino)-3-(phenylthio)propanoic Acid

Controlled Product

Applications 2-(Acetylamino)-3-(phenylthio)propanoic acid is a useful chemical in research.

Formula:

C₁₁H₁₃NO₃S

Color and Shape:

Neat

Molecular weight:

239.29

Ref: TR-A549315

50mg		91.00 €
100mg		125.00 €
500mg		335.00 €

Estimated delivery in United States, on Monday 16 Dec 2024

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N-Acetyl-L-cysteine-d3

N-Acetyl-L-cysteine-d3

Controlled Product

CAS:131685-11-5

Stability Hygroscopic Applications A labelled metabolite of Methyl isocyanate. References Slatter, J. G., et al.: …

Formula:

C₅H₃H₆NO₃S

Color and Shape:

Off-White

Molecular weight:

166.21

Ref: TR-A172092

5mg		356.00 €
50mg		2,443.00 €

Estimated delivery in United States, on Monday 16 Dec 2024

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N-Acetyl-DL-cysteine

N-Acetyl-DL-cysteine

Applications N-Acetyl-cysteine is a reagent that is used in the synthesis of phenylalkyl isoselenocyanates which …

Formula:

C₅H₉NO₃S

Color and Shape:

White

Molecular weight:

163.19

Ref: TR-A172140

1g		142.00 €
5g		422.00 €

Estimated delivery in United States, on Monday 16 Dec 2024

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S-Phenylmercapturic Acid

S-Phenylmercapturic Acid

Controlled Product

Applications An important metabolite of Benzene.

Formula:

C₁₁H₁₃NO₃S

Color and Shape:

Off White

Molecular weight:

239.29

Ref: TR-P335600

10mg		92.00 €
25mg		170.00 €
100mg		245.00 €

Estimated delivery in United States, on Monday 16 Dec 2024

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N-Carbobenzoxy-S-phenyl-L-cysteine Methyl Ester

N-Carbobenzoxy-S-phenyl-L-cysteine Methyl Ester

Controlled Product

CAS:153277-33-9

Applications N-Carbobenzoxy-S-phenyl-L-cysteine methyl ester is used in the preparation of γ-amino β-ketoesters by cross-Claisen condensation …

Formula:

C₁₈H₁₉NO₄S

Color and Shape:

Neat

Molecular weight:

345.41

Ref: TR-C176560

1g		666.00 €
5g		2,629.00 €
500mg		383.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

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Dacisteine

Dacisteine (N,S-Diacetyl-L-cysteine) is an inhibitor of New Delhi metallo-beta-lactamase-1 (NDM-1, IC50 = 1000 μM).

Formula:

C₇H₁₁NO₄S

Purity:

99.71%

Color and Shape:

Solid

Molecular weight:

205.23

Ref: TM-T15047

10mg		43.00 €
25mg		63.00 €
50mg		91.00 €
100mg		135.00 €
200mg		194.00 €
1mL*10mM (DMSO)		34.00 €

Estimated delivery in United States, on Friday 24 Jan 2025

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Cysteine protease inhibitor-2

Cysteine protease inhibitor-2

CAS:612048-23-4

Cysteine protease inhibitor from US20070032499A1; halts DCT116 at 6.5μM, PC3 at 4.4μM.

Formula:

C₁₃H₅N₅O

Purity:

98%

Color and Shape:

Solid

Molecular weight:

247.21

Ref: TM-T10924

25mg		1,406.00 €
50mg		1,852.00 €
100mg		2,338.00 €

Estimated delivery in United States, on Friday 24 Jan 2025

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Acetylcysteine Impurity 27

Acetylcysteine Impurity 27

Formula:

C₅H₇NO₂S

Molecular weight:

145.18

Ref: 4Z-C-77116

10mg		Discontinued	Request information
25mg		Discontinued	Request information
50mg		Discontinued	Request information
100mg		Discontinued	Request information

Discontinued product

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