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ChemicalBook >> CAS DataBase List >> Azide-PEG3-Tos

Azide-PEG3-Tos

$21 - $2047
Product name: Azide-PEG3-Tos
CAS: 178685-33-1
MF: C13H19N3O5S
MW: 329.37
EINECS:
MDL Number:MFCD18433411
Synonyms:Azide-PEG3-Tos;N3-PEG3-Tos;Azido-PEG3-Ots;Ethanol, 2-[2-(2-azidoethoxy)ethoxy]-, 4-methylbenzenesulfonate (ester);Toluene-4-sulfonic acid 2-[2-(2-azido-ethoxy)-ethoxy]-ethyl ester;N3-PEG3-Tos/Ethanol, 2-[2-(2-azidoethoxy)ethoxy]-, 1-(4-methylbenzenesulfonate);N?-PEG?-OTs;N3-PEG3-OTos

Price39 Properties Safety Information Description

39 prices

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Brand

A1 Biochem Labs
aablocks
ACHEMBLOCK
Acrotein
Activate Scientific
AK Scientific
Apolloscientific
Arctom
BroadPharm
Chemenu
ChemScene
Matrix Scientific

Package

100mg
250mg
0.25g
0.5g
500mg
1g
5G
10g
25G

ManufacturerA1 Biochem Labs
Product numberA1-06656
Product description2-(2-(2-Azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 0.95
Packaging1g
Price$325
Updated2026-06-05
Buy

ManufacturerA1 Biochem Labs
Product number6569852
Product description2-(2-(2-Azidoethoxy)ethoxy)ethyl4-methylbenzenesulfonate 95%
Packaging5G
Price$850
Updated2021-12-16
Buy

ManufacturerA1 Biochem Labs
Product numberA1-06656
Product description2-(2-(2-Azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 0.95
Packaging5g
Price$1000
Updated2026-06-05
Buy

Manufactureraablocks
Product numberAA00HZTK
Product descriptionEthylene glycol 2-azidoethyl ether tosylate 98%
Packaging5g
Price$236
Updated2026-05-29
Buy

Manufactureraablocks
Product numberAA00HZTK
Product descriptionEthylene glycol 2-azidoethyl ether tosylate 98%
Packaging100mg
Price$22
Updated2026-05-29
Buy

Manufactureraablocks
Product numberAA00HZTK
Product descriptionEthylene glycol 2-azidoethyl ether tosylate 98%
Packaging250mg
Price$42
Updated2026-05-29
Buy

Manufactureraablocks
Product numberAA00HZTK
Product descriptionEthylene glycol 2-azidoethyl ether tosylate 98%
Packaging1g
Price$67
Updated2026-05-29
Buy

ManufacturerACHEMBLOCK
Product numberU131472
Product description2-(2-(2-azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 95%
Packaging5G
Price$170
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberU131472
Product description2-(2-(2-azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 95%
Packaging25G
Price$625
Updated2026-05-27
Buy

ManufacturerAcrotein
Product numberB-1421
Product descriptionN3-PEG3-Tos 97%
Packaging1g
Price$440
Updated2026-05-25
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ManufacturerAcrotein
Product numberB-1421
Product descriptionN3-PEG3-Tos 97%
Packaging0.5g
Price$293.34
Updated2026-05-25
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ManufacturerAcrotein
Product numberB-1421
Product descriptionN3-PEG3-Tos 97%
Packaging0.25g
Price$192.5
Updated2026-05-25
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ManufacturerActivate Scientific
Product numberAS107893
Product descriptionN3-PEG3-Tos 97%
Packaging1g
Price$618
Updated2021-12-16
Buy

ManufacturerAK Scientific
Product numberAMTGC1090
Product description2-(2-(2-Azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 97%
Packaging5g
Price$344
Updated2026-06-04
Buy

ManufacturerAK Scientific
Product numberAMTGC1090
Product description2-(2-(2-Azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 97%
Packaging1g
Price$114
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberBIPG1094
Product descriptionAzide-PEG3-Tos >95%
Packaging1g
Price$123
Updated2026-06-04
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
A1 Biochem Labs	A1-06656	2-(2-(2-Azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 0.95	1g	$325	2026-06-05	Buy
A1 Biochem Labs	6569852	2-(2-(2-Azidoethoxy)ethoxy)ethyl4-methylbenzenesulfonate 95%	5G	$850	2021-12-16	Buy
A1 Biochem Labs	A1-06656	2-(2-(2-Azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 0.95	5g	$1000	2026-06-05	Buy
aablocks	AA00HZTK	Ethylene glycol 2-azidoethyl ether tosylate 98%	5g	$236	2026-05-29	Buy
aablocks	AA00HZTK	Ethylene glycol 2-azidoethyl ether tosylate 98%	100mg	$22	2026-05-29	Buy
aablocks	AA00HZTK	Ethylene glycol 2-azidoethyl ether tosylate 98%	250mg	$42	2026-05-29	Buy
aablocks	AA00HZTK	Ethylene glycol 2-azidoethyl ether tosylate 98%	1g	$67	2026-05-29	Buy
ACHEMBLOCK	U131472	2-(2-(2-azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 95%	5G	$170	2026-05-27	Buy
ACHEMBLOCK	U131472	2-(2-(2-azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 95%	25G	$625	2026-05-27	Buy
Acrotein	B-1421	N3-PEG3-Tos 97%	1g	$440	2026-05-25	Buy
Acrotein	B-1421	N3-PEG3-Tos 97%	0.5g	$293.34	2026-05-25	Buy
Acrotein	B-1421	N3-PEG3-Tos 97%	0.25g	$192.5	2026-05-25	Buy
Activate Scientific	AS107893	N3-PEG3-Tos 97%	1g	$618	2021-12-16	Buy
AK Scientific	AMTGC1090	2-(2-(2-Azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 97%	5g	$344	2026-06-04	Buy
AK Scientific	AMTGC1090	2-(2-(2-Azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 97%	1g	$114	2026-06-04	Buy
Apolloscientific	BIPG1094	Azide-PEG3-Tos >95%	1g	$123	2026-06-04	Buy

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Properties

storage temp. :Storage temp. 2-8°C
solubility :Soluble in DMSO, DCM, DMF
form :Liquid
color :Colorless to light yellow
InChI :InChI=1S/C13H19N3O5S/c1-12-2-4-13(5-3-12)22(17,18)21-11-10-20-9-8-19-7-6-15-16-14/h2-5H,6-11H2,1H3
InChIKey :PTOJCKLTCKYNFG-UHFFFAOYSA-N
SMILES :S(C1C=CC(C)=CC=1)(=O)(=O)OCCOCCOCCN=[N+]=[N-]

Safety Information

Symbol(GHS):

Signal word:

Danger

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H226	Flammable liquid and vapour	Flammable liquids	Category 3	Warning
H242	Heating may cause a fire	Self-reactive substances and mixtures; and Organic peroxides	Type C, D,Type E, F Type G	Danger Warning	P210, P220, P234, P280, P370+P378,P403+P235, P411, P420, P501
H301	Toxic if swalloed	Acute toxicity,oral	Category 3	Danger	P264, P270, P301+P310, P321, P330,P405, P501
H372	Causes damage to organs through prolonged or repeated exposure	Specific target organ toxicity, repeated exposure	Category 1	Danger	P260, P264, P270, P314, P501

Precautionary statements:

P210	Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P220	Keep/Store away from clothing/…/combustible materials.
P233	Keep container tightly closed.
P234	Keep only in original container.
P240	Ground/bond container and receiving equipment.
P241	Use explosion-proof electrical/ventilating/lighting/…/equipment.
P242	Use only non-sparking tools.
P243	Take precautionary measures against static discharge.
P260	Do not breathe dust/fume/gas/mist/vapours/spray.
P264	Wash hands thoroughly after handling.
P264	Wash skin thouroughly after handling.
P270	Do not eat, drink or smoke when using this product.
P280	Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353	IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P310	Immediately call a POISON CENTER or doctor/physician.
P330	Rinse mouth.
P370+P378	In case of fire: Use … for extinction.
P403+P235	Store in a well-ventilated place. Keep cool.
P405	Store locked up.
P411	Store at temperatures not exceeding … oC/…oF.
P420	Store away from other materials.
P501	Dispose of contents/container to..…

Description

Azide-PEG3-Tos is a heterobifunctional PEG linker.The azide (N3) group is reactive with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. Tosyl group is a good leaving group for nucleophilic substitution reactions.

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Suppliers and manufacturers

XIAMEN SINOPEG BIOTECH CO., LTD.

2-(2-(2-azidoethoxy)ethoxy)ethyl 4-methylbenzenesulfonate CAS:178685-33-1

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Azido-PEG3-Tos CAS:178685-33-1

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Azide-PEG3-Tos

Properties

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