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ChemicalBook >> CAS DataBase List >> 1-Hydroxybenzotriazole hydrate

1-Hydroxybenzotriazole hydrate

1-Hydroxybenzotriazole hydrate price.
  • $12.5 - $4550
  • Product name: 1-Hydroxybenzotriazole hydrate
  • CAS: 123333-53-9
  • MF: C6H7N3O2
  • MW: 153.14
  • EINECS:602-929-2
  • MDL Number:MFCD00065690
  • Synonyms:HOBTM;1H-1,2,3-benzotriazol-1-ol hydrate solution;1-HYDROXYBENZOTRIAZOLE 15 WT. % SOLUTI&;1H-Benzo[d][1,2,3]triazol-1-ol xhydrate;HOBT.H2O1-Hydroxybenzotriazole hydrate;1-Hydroxybenzotriazole hydrate wetted with not less than 20 wt. % water, 97%;1-Hydroxybenzotriazole hydrate HOBT hydrate;1-Hydroxybenzotriazole hydrate >=97.0% (T)
44 prices
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  • AHH
  • AK Scientific
  • Atlantic Research Chemicals
  • BroadPharm
  • Chemenu
  • Chem-Impex
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • Oakwood
  • Sigma-Aldrich
  • TRC
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  • 1KG
  • 5KG
  • 10KG
  • 25KG
  • ManufacturerAHH
  • Product numberMT-14903
  • Product description1-Hydroxybenzotriazole hydrate 98%
  • Packaging1000g
  • Price$245
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-14903
  • Product description1-Hydroxybenzotriazole hydrate 97%
  • Packaging1000g
  • Price$245
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-14903
  • Product description1-Hydroxybenzotriazole hydrate 97%
  • Packaging1000g
  • Price$245
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberA889
  • Product descriptionHOBThydratewettedwithnotlessthan20wt.%water
  • Packaging500g
  • Price$160
  • Updated2021-12-16
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberXS10062
  • Product description1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95
  • Packaging10g
  • Price$22.86
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberXS10062
  • Product description1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95
  • Packaging25g
  • Price$27.94
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberXS10062
  • Product description1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95
  • Packaging1g
  • Price$12.7
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberXS10062
  • Product description1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95
  • Packaging5g
  • Price$17.78
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberXS10062
  • Product description1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95
  • Packaging50g
  • Price$48.26
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberXS10062
  • Product description1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95
  • Packaging100g
  • Price$82.55
  • Updated2026-05-23
  • Buy
  • ManufacturerBroadPharm
  • Product numberBP-12840
  • Product description1-Hydroxybenzotriazole 99%
  • Packaging5G
  • Price$45
  • Updated2021-12-16
  • Buy
  • ManufacturerChemenu
  • Product numberCM303345
  • Product description1H-benzo[d][1,2,3]triazol-1-ol dihydrate 95%+
  • Packaging1000g
  • Price$81
  • Updated2026-05-20
  • Buy
  • ManufacturerChemenu
  • Product numberCM303345
  • Product description1H-benzo[d][1,2,3]triazol-1-ol dihydrate 95%+
  • Packaging1000g
  • Price$81
  • Updated2026-05-26
  • Buy
  • ManufacturerChem-Impex
  • Product number29819
  • Product description1-Hydroxybenzotriazole hydrate (< 5 ppm hydrazine) wetted with not less than 20 wt. % water ≥99%(HPLC)
  • Packaging25G
  • Price$60
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number24755
  • Product description1-Hydroxybenzotriazolehydratewettedwithnotlessthan20wt.%water,99%(HPLC) 99%(HPLC)
  • Packaging250G
  • Price$85
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number24755
  • Product description1-Hydroxybenzotriazole hydrate wetted with not less than 20 wt. % water ≥99%(HPLC)
  • Packaging250G
  • Price$90
  • Updated2026-05-19
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-14903 1-Hydroxybenzotriazole hydrate 98% 1000g $245 2021-12-16 Buy
AHH MT-14903 1-Hydroxybenzotriazole hydrate 97% 1000g $245 2026-05-25 Buy
AHH MT-14903 1-Hydroxybenzotriazole hydrate 97% 1000g $245 2026-05-26 Buy
AK Scientific A889 HOBThydratewettedwithnotlessthan20wt.%water 500g $160 2021-12-16 Buy
Atlantic Research Chemicals XS10062 1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95 10g $22.86 2026-05-23 Buy
Atlantic Research Chemicals XS10062 1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95 25g $27.94 2026-05-23 Buy
Atlantic Research Chemicals XS10062 1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95 1g $12.7 2026-05-23 Buy
Atlantic Research Chemicals XS10062 1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95 5g $17.78 2026-05-23 Buy
Atlantic Research Chemicals XS10062 1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95 50g $48.26 2026-05-23 Buy
Atlantic Research Chemicals XS10062 1H-1,2,3-Benzotriazol-1-ol hydrate (1-HOB) 95 100g $82.55 2026-05-23 Buy
BroadPharm BP-12840 1-Hydroxybenzotriazole 99% 5G $45 2021-12-16 Buy
Chemenu CM303345 1H-benzo[d][1,2,3]triazol-1-ol dihydrate 95%+ 1000g $81 2026-05-20 Buy
Chemenu CM303345 1H-benzo[d][1,2,3]triazol-1-ol dihydrate 95%+ 1000g $81 2026-05-26 Buy
Chem-Impex 29819 1-Hydroxybenzotriazole hydrate (< 5 ppm hydrazine) wetted with not less than 20 wt. % water ≥99%(HPLC) 25G $60 2026-05-19 Buy
Chem-Impex 24755 1-Hydroxybenzotriazolehydratewettedwithnotlessthan20wt.%water,99%(HPLC) 99%(HPLC) 250G $85 2021-12-16 Buy
Chem-Impex 24755 1-Hydroxybenzotriazole hydrate wetted with not less than 20 wt. % water ≥99%(HPLC) 250G $90 2026-05-19 Buy

Properties

Melting point :155-158 °C(lit.)
Boiling point :248.8°C (rough estimate)
Density :1.065 g/cm
refractive index :1.6910 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :DMF: 100 mg/mL, clear
form :Solid
color :White to Off-White
Water Solubility :slightly soluble
BRN :4515
Stability :Hygroscopic
Major Application :peptide synthesis
InChI :InChI=1S/C6H5N3O.H2O/c10-9-6-4-2-1-3-5(6)7-8-9;/h1-4,10H;1H2
InChIKey :PJUPKRYGDFTMTM-UHFFFAOYSA-N
SMILES :ON1N=NC2C=CC=CC1=2.O
CAS DataBase Reference :123333-53-9(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P230 Keep wetted with …
P233 Keep container tightly closed.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P370+P380+P375 in case of fire: Evacuate area. Fight fire remotely due to the risk of explosion.
P501 Dispose of contents/container to..…

Description

Additive used in oligonucleotide couplingsand in racemization-free peptide couplings.

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