ChemicalBook > CAS DataBase List > 5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate

5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate

Product Name: 5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate
CAS No.: 330645-87-9
Chemical Name: 5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate
Synonyms: HCTU;2-(6-CHLORO-1-H-BENZOTRIAZOLE-1-YL)-1,1,3,3-TETRAMETHYLAMINIUM HEXAFLUOROPHOSPHATE;HGTU;O-(6-ChL;HCTU 100 G;HCTU, >=99%;orobenzotriazoL;HCTU extrapure, 98%;O-(6-Chloro-1-hydroc;hexafluoro-λ-phosphanuide
CBNumber: CB5356362
Molecular Formula: C11H15ClF6N5OP
Formula Weight: 413.69
MOL File: 330645-87-9.mol

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5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate Property

Melting point:: 185-190 °C
storage temp.: Store at +2°C to +8°C.
solubility: soluble in Dimethylformamide
form: powder to crystal
color: White to Almost white
InChI: InChI=1S/C11H15ClN5O.F6P/c1-14(2)11(15(3)4)16-9-6-5-8(12)7-10(9)17(18)13-16;1-7(2,3,4,5)6/h5-7H,1-4H3;/q+1;-1
InChIKey: ZHHGTMQHUWDEJF-UHFFFAOYSA-N
SMILES: [P+5]([F-])([F-])([F-])([F-])([F-])[F-].C(=[N+]1/N=N(=O)C2=CC(Cl)=CC=C/12)(\N(C)C)/N(C)C
CAS DataBase Reference: 330645-87-9(CAS DataBase Reference)

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Safety

Hazard Codes: Xi,Xn
Risk Statements: 20/21/22-36/37/38
Safety Statements: 26-36-24/25
WGK Germany: 3
F: 10
HS Code: 29339990

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H317May cause an allergic skin reaction

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 8.51012
Product name: HCTU
Purity: O-(1H-6-Chlorobenzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate Novabiochem?
Packaging: 25g
Price: $127
Updated: 2025/07/31

Sigma-Aldrich

Product number: 8.51012
Product name: HCTU
Purity: O-(1H-6-Chlorobenzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate Novabiochem?
Packaging: 100g
Price: $379
Updated: 2025/07/31

Sigma-Aldrich

Product number: 8.51012
Product name: HCTU
Purity: O-(1H-6-Chlorobenzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate Novabiochem®
Packaging: 500 g
Price: $517
Updated: 2025/07/31

Sigma-Aldrich

Product number: 8.51012
Product name: HCTU
Purity: O-(1H-6-Chlorobenzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate Novabiochem&#1
Packaging: 500 g
Price: $517
Updated: 2025/07/31

Sigma-Aldrich

Product number: 8.51012
Product name: HCTU
Purity: O-(1H-6-Chlorobenzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate Novabiochem®
Packaging: 1 kg
Price: $764
Updated: 2025/07/31

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5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate Chemical Properties,Usage,Production

Chemical Properties

White powder

Uses

Reagent for:
Synthesis of near-infrared pH activatable fluorescent probes
Synthesis of human β-amyloid by Fmoc chemistry
Stereoselective Horner-Wadsworth-Emmons olefination
Covalent ligation of fluorescent peptides to quantum dots
Alkylation of human telomere sequence

General Description

HCTU [1] is a novel aminium-based coupling reagent, analogous to HBTU, which in comparative studies was found to give superiort results to TBTU in the synthesis of difficult peptides [2], in hindered couplings [3], and cyclizations [4].

The product number for this product was previously 01-62-0038.

To obtain a certificate of analysis (CoA) of a lot that begins with the letter “A”, please select the option in the right hand menu “Request a COA for Lot#s starting with A”.

reaction suitability

reaction type: Coupling Reactions

5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate Preparation Products And Raw materials

Raw materials

Preparation Products

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5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate Suppliers

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View Lastest Price from 5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate manufacturers

Henan Aochuang Chemical Co.,Ltd.

Product: 5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate 330645-87-9
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 98%
Supply Ability: 1ton
Release date: 2022-09-26

Shanxi Naipu Import and Export Co.,Ltd

Product: HCTU 330645-87-9
Price: US $10.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 5000kg/month
Release date: 2021-10-19

Career Henan Chemical Co

Product: 5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate 330645-87-9
Price: US $1.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 20kg
Release date: 2018-08-15

330645-87-9, 5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphateRelated Search:

Lithium hexafluorophosphate Potassium hexafluorophosphate 1,2,3-1H-Triazole 5-Methyl-1H-benzotriazole Sodium hexafluorophosphate NITRIC OXIDE 1H-Benzotriazole 1-CHLOROMETHYL-1H-1,2,4-TRIAZOLE ETHYLENE OXIDE 3-Dimethylaminopropylamine 4,4'-Diphenylmethane diisocyanate 1,1,3,3-Tetramethylurea Methylene Blue (Diethoxymethyl)diphenylphosphine oxide Difluorochloromethane Methylene Chloride HBTU 6-Chloro-1-hydroxibenzotriazol

5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate

1-[BIS(DIMETHYLAMINO)METHYLEN]-5-CHLOROBENZOTRIAZOLIUM 3-OXIDE HEXAFLUOROPHOSPHATE

1-[BIS(DIMETHYLAMINO)METHYLENE]-5-CHLORO-1H-BENZOTRIAZOLIUM 3-OXIDE HEXAFLUOROPHOSPHATE

1-[BIS-(DIMETHYLAMINO)-METHYLENE]-5-CHLORO-1H-BENZOTRIAZOLIUM HEXAFLUOROPHOSPHATE 3-OXIDE

1-(BIS-DIMETHYLAMINO-METHYLENE)-5-CHLORO-3-OXY-1H-BENZOTRIAZOL-1-IUM HEXAFLUOROPHOSPHATE

2-(6-CHLORO-1-H-BENZOTRIAZOLE-1-YL)-1,1,3,3-TETRAMETHYLAMINIUM HEXAFLUOROPHOSPHATE

1H-BENZOTRIAZOLIUM 1-[BIS(DIMETHYLAMINO)METHYLENE]-5CHLORO-,HEXAFLUOROPHOSPHATE (1-),3-OXIDE

2-(1H-6-CHLOROBENZOTRIAZOLE-1-YL)-1,1,3,3-TETRAMETHYL-URONIUM HEXAFLUOROPHOSPHATE

HCTU

N,N,N',N'-TETRAMETHYL-O-(6-CHLORO-1H-BENZOTRIAZOL-1-YL)URONIUM HEXAFLUOROPHOSPHATE

O-(1H-6-CHLOROBENZOTRIAZOL-1-YL)-1,1,3,3-TETRAMETHYLURONIUM HEXAFLUOROPHOSPHATE

O-(1H-6-CHLOROBENZOTRIAZOLE-1-YL)-1,1,3,3-TETRAMETHYLURONIUM HEXAFLUORPHOSPHATE

O-(1H-6-CHLOROBENZOTRIAZOL-1-YL)-N,N,N',N'-TETRAMETHYLURONIUM HEXAFLUOROPHOSPHATE

O-(6-CHLORO-1-HYDROCIBENZOTRIAZOL-1-YL)-1,1,3,3-TETRAMETHYLURONIUM HEXAFLUOROPHOSPHATE

HCTU1H-BENZOTRIAZOLIUM 1-[BIS(DIMETHYLAMINO)METHYLENE]-5CHLORO-,HEXAFLUOROPHOSPHATE (1-),3-OXIDE

2-(6-Chloro-1H-benzotriazole-1-yl)-1,1,3,3-tetrame

o-(6-Chloro-1-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate

HCTU O-(6-CHLORO-1-HYDROCIBENZOTRIAZOL-1-YL)- -1,1,3,3-TETRAMETHYLURONIUMHEXAFLUOROPHOSPHATE

2-(1H-6-CHLOROBENZOTRIAZOL-1-YL)-N,N,N'',N''-TETRAMETHYLURONIUMHEXAFLUOROPHOSPHATE

O-(1H-6-CHLOROBENZOTRIAZOL-1-YL)-1,1,3,3-TETRAMETHYLURONIUM HEXAFLUOROPHOSPHATE (HCTU)

HCTU (O-(1H-6-CHLOROBENZOTRIAZOL-1-YL)-N,N,N'',N''-TETRAMETHYLURONIUM HEXAFLUOROPHOSPHATE)

O-(6-Chloro-1-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate, 98+% (HPLC)

O-(6-Chloro-1-hydrocibenzotriazol-1-yl)-1,1,3,3-tetraMethyluroniuM hexafluorophosphat

O-(6-Chlorobenzotriazol-1-yl)-N,N,N

O-(6-Chlorobenzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate

1H-BenzotriazoliuM,1-[bis(diMethylaMino)Methylene]-5-chloro-, 3-oxide, hexafluorophosphate(1-)(1:1)

HCTU, >=99%

[(6-chlorobenzotriazol-1-yl)oxy-(dimethylamino)methylidene]-dimethylazanium,hexafluorophosphate

O-(1H-6-Chlorobenzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate≥ 98% (HPLC)

O-(1H-6-Chlorobenzotriazol-1-yl)-1,1,3,3- tetramethyluronium hexafluorophosphate for synthesis

HCTU O-(1H-6-Chlorobenzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate Novabiochem

1-[bis(dimethylamino)methylidene]-5-chloro-3-oxo-1H-1λ,2,3λ-benzotriazol-1-ylium

hexafluoro-λ-phosphanuide

O(6Chlo1hydrocibenzotriazol1yl)1133tetramethyluronium hexafluophosphat

1-[BIS(DIMETHYLAMINO)METHYLENE]-5-CHLORO-1H-BENZOTRIAZOLIUM 3-OXIDE HEXAFLUOROPHOSPH

[(6-chloro-1-benzotriazolyl)oxy-(dimethylamino)methylidene]-dimethylammonium hexafluorophosphate

O-(6-Chloro-1-hydrocibenzotriazol-1-yl)- -1,1,3,3-tetramethyluroniumhexafluorophosphate(HCTU)

1-[Bis(dimethylamino)methylene]-5-chloro-1H-benzotriazolium 3-oxide hexafluorophosphate(1-) (1:1)

[(6-chlorobenzotriazol-1-yl)oxy-(dimethylamino)methylene]-dimethyl-ammonium

O-(1H-6-Chlorobenzotriazol-1-yl)-1,1,3,3-tetramethyluronium hexa

HCTU, 1-[Bis(dimethylamino)methylen]-5-chlorobenzotriazolium 3-oxide hexafluorophosphate, N,N,Nμ,Nμ-Tetramethyl-O-(6-chloro-1H-benzotriazol-1-yl)uronium hexafluorophosphate

O-(1H-6-Chlorobenzotriazol-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate ,98%

O-(6-Chloro-1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate, 98+% (HPLC)

O-(6-Chloro-1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate

O-(6-Chloro-1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate, 98+%

O-(6-Chloro-1-hydroc

HCTU 5-Chloro-1-[bis(diMethylaMino)Methylene]-1H-benzotriazoliuM 3-oxide hexafluorophosphate

O-(1H-6-CHLOROBENZOTRIAZOL--1-YL)-1,1,3

2-(6-Chloro-1H-benzo[d][1,2,3]triazol-1-yl)-1,1,3,3-tetraMethyluroniuM hexafluorophosphate(V)

HGTU

5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium

O-(6-Chlorobenzotriazol-1-yl)-N,N,N',N'-tetramethyluronium Hexafluorophosphate &gt

HCTU 100 G

O-(6-ChL

orobenzotriazoL

5-Chloro-1-[bis(dimethylamino)methylene]-1H-benzotriazolium 3-oxide hexafluorophosphate USP/EP/BP

2-[(2,5-dioxopyrrolidin-1-yl)oxy]-1,3,4-trimethyl-4,5-dihydro-1H-imidazol-3-ium

[(dimethylamino)(fluoro)methylidene]dimethylazanium