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ChemicalBook > Product Catalog >Biochemical Engineering >Amino Acids and Derivatives >Other Amino Acid Protection >1-Hydroxybenzotriazole

1-Hydroxybenzotriazole

1-Hydroxybenzotriazole Structure
CAS No.
2592-95-2
Chemical Name:
1-Hydroxybenzotriazole
Synonyms
HOBT;BENZOTRIAZOL-1-OL;HYDROXYBENZOTRIAZOLE;HBT;1-Benzotriazolol;1H-benzo[d][1,2,3]triazol-1-ol;N-HYDROXYBENZOTRIAZOLE;1-Hydroxybenzotrizole;Hydroxybenzotriazole Monohydrate;1H-Benzotriazol-1-ol
CBNumber:
CB2420172
Molecular Formula:
C6H5N3O
Molecular Weight:
135.12
MOL File:
2592-95-2.mol
MSDS File:
SDS
Modify Date:
2024/10/31 13:32:20
Request For Quotation

1-Hydroxybenzotriazole Properties

Melting point 156-159°C
Boiling point 149-150 °C
Density 1 g/cm3
vapor pressure 0.009Pa at 25℃
refractive index n20/D 1.488
Flash point 95 °C
storage temp. Inert atmosphere,2-8°C
solubility DMSO (Slightly), Methanol (Slightly)
form Solid
pka 7.39±0.58(Predicted)
color White to off-white crystalline powder
Water Solubility 4.201g/L at 29℃
Stability Stable, but possible risk of explosion if heated under confinement. Flammable.
LogP 0.146 at 25℃
CAS DataBase Reference 2592-95-2(CAS DataBase Reference)
NIST Chemistry Reference 1H-benzotriazole, 1-hydroxy-(2592-95-2)
EPA Substance Registry System 1H-Benzotriazole, 1-hydroxy- (2592-95-2)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS02
Signal word  Warning
Hazard statements  H228
Precautionary statements  P210
Hazard Codes  F,Xi,T,E
Risk Statements  11-5-36/38-36/37/38-36-20/21-61-2
Safety Statements  16-33-7/9-26-45-53-15-36/37-35
RIDADR  1325
RTECS  DM1288000
HazardClass  4.1
PackingGroup  III
HS Code  29339980
Toxicity rat,LDLo,oral,5gm/kg (5000mg/kg),Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 1, Pg. 679, 1992.

1-Hydroxybenzotriazole price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
ottokemi H 1590 1-Hydroxy benzotriazole, anhydrous 98% 2592-95-2 25gm ₹279 2022-05-26 Buy
ottokemi H 1590 1-Hydroxy benzotriazole, anhydrous 98% 2592-95-2 100gm ₹990 2022-05-26 Buy
SRL 38653 HOBT Anhydrous extrapure, 99% 2592-95-2 25Gms ₹300 2022-05-26 Buy
ottokemi H 1590 1-Hydroxy benzotriazole, anhydrous 98% 2592-95-2 250gm ₹2304 2022-05-26 Buy
ottokemi H 1590 1-Hydroxy benzotriazole, anhydrous 98% 2592-95-2 1kg ₹8109 2022-05-26 Buy
Product number Packaging Price Buy
H 1590 25gm ₹279 Buy
H 1590 100gm ₹990 Buy
38653 25Gms ₹300 Buy
H 1590 250gm ₹2304 Buy
H 1590 1kg ₹8109 Buy

1-Hydroxybenzotriazole Chemical Properties,Uses,Production

Chemical Properties

white to light yellow powder

Uses

1-Hydroxybenzotriazole (HOBT) is used in preparation method of carbon fiber/polyamide composite powder material for laser sintering.

Purification Methods

Crystallise HOBt from aqueous EtOH or water. [Boyle & Jones J Chem Soc Perkin Trans II 160 1973, Tomita & Ikawa J Pharm Soc Jpn 75 449 1955, Beilstein 26 III/IV 95.]

1-Hydroxybenzotriazole Preparation Products And Raw materials

Raw materials

Hydrazinium hydroxide solution Hydrazine hydrate 2-Nitrochlorobenzene 1-Heptanol

Preparation Products

4-(PIPERIDINE-1-CARBONYL)PHENYLBORONIC ACID 4-(2-CYANOETHYLAMINOCARBONYL)PHENYLBORONIC ACID IBUTILIDE 3-(2-CYANOETHYLAMINOCARBONYL)PHENYLBORONIC ACID 2-AMINO-5-BROMOBENZAMIDE
6-BROMO-4-CHLORO-2-METHYL-QUINAZOLINE 4-(3-TERT-BUTYL-1,2,4-OXADIAZOL-5-YL)PHENYLBORONIC ACID 3-TERT-BUTYL-5-(4-BROMOPHENYL)-1,2,4-OXADIAZOLE 4-(3-TERT-BUTYL-1,2,4-OXADIAZOL-5-YL)BENZALDEHYDE 6-bromo-2-methylquinazolin-4(3H)-one
CeftazidiMe 3-CARBETHOXY-4-HYDROXYCOUMARIN Trandolapril trans-1,4-Dichloro-2-butene 4-Bromodiphenylamine
1-[2-(Z)-Methoxyimino-2-(2-aminothiazol-4-yl)acetoxy]benzotrizole 1-(ALLYLOXYCARBONYL-OXY)-1 H-BENZOTRIAZOLE
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1-Hydroxybenzotriazole Spectrum

1-Hydroxybenzotriazole(2592-95-2)MS1-Hydroxybenzotriazole(2592-95-2)IR11-Hydroxybenzotriazole(2592-95-2)IR2

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1-hyroxybenzotriazole 1H-1,2,3-BENZOTRIAZOL-1-OL(1-HOB) HOBT N-HYDROXYBENZOTRIZOLE 1-Hydroxybenzotriazole (HOBt) anhydrous 1-Hydroxybenzotriazole anhydrous (HOBt) 1-HYDROXIBENZOTRIAZOL ANHYDROUS HOBT (anh) 1-HYDROXYBENZOTRIAZOLE ANHYDROUS (HOBT ANH.) HOBT ANHYDROUS (1-HYDROXYBENZOTRIAZOLE ANHYDROUS) (anhydrous) N-Hydroxybenzotriazole N-Hydroxybenzotrazole (HOBT) N-HYDROXYBENZOTRAZOLE XH2O(HOBT) HOBt solution Benzazimidol hydrate 1-Hydroxybenzotriazole ,98% [Anhydrous] 1-Hydroxybenzotriazole/N,N-Dimethylformamide,for peptide synthesis,2 bottles kit for 0.5M 1-HYDROXYLBENZOTRIAZOLE 1-HYDROXYBENZOTRIAZOLE 1-HYDROXY-1-H-BENZOTRIAZOLE 1H-BENZOTRIAZOLE, 1-HYDROXY- HOBTA Benzazimidol HOBt(anhydrous) 1-Hydroxybenzotriazole,98% 1-Hydroxybenzotriazole/1-Methyl-2-pyrrolidinone,for peptide synthesis,2 bottles kit for 1. 1H-1,2,3-benzotriazole, 1-hydroxy- Hobt,1-Hydroxybenzotriazole 1H-1,2,3-Benzotriazol-1-ol (wet with 14% water) 1-hydroxy-triazole (HOBT) 1-Hydroxybenzotriazole ,99% 1-Hydroxybenzotriazole/N,N-Dimethylformamide, 2 bottles kit for 0.5M solution, for peptide synthesis 1-HYDROXYBENZOTRIAZOLE HYDRATE, 15 WT. % SOLUTION IN DIMETHYLFORMAMIDE 1-Hydroxybenzotriazo 5-Hydroxy-1,3-benzox N-Hydroxybenzotrizole Anhydrate 1-Hydroxybenzotriazole hydrate [ or ] HOBT Benzotriazol-1-ol 1-hydroxy-1H-Benzotriazole 500G/1KG/5KGS HOBt)1-Hydroxybenzotr HOBT, 1-Hydroxybenzotriazole Monohydrate 1-HYDROXYBENZOTRIAZOLE SOLUTION & 1-HYDROXYBENZOTRIAZOLE SOLUTION 0.2 M IN DMSO/NMP 1-HYDROXYBENZOTRIAZOLE CONTAINS <5% WA& Hobt(1-Hydroxybenzotrizole) 1-Hydroxybenzotriazole, anhydrous (< 1% water), 98% 1-Oxy-benztriazol HOBt, Benzotriazol-1-ol 1,2,3-benzotriazol-1-ol 1-Hydroxyl-1H-benzotriazole,monohydrate NHydroxybenzotrizoleHOBT123Benzotriazol1ol N-Hydroxybenzotrizole(HOBT) 1-Hydroxybenzotriazole, ≥97.0% HOBT N-Hydroxybenzotrizole,99% 1-Hydroxybenzotriazole USP/EP/BP 1-Hydroxybenzotriazole (hobt) (wetted with ~20% water) 1-Benzotriazolol(HOBT) HOBT Anhydrous extrapure, 99% 1-HYDROXYBENZOTRIAZOLE ANHYDROUS Extra Pure