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ChemicalBook >> CAS DataBase List >> TOTU

TOTU

TOTU price.
  • $7 - $8194.73
  • Product name: TOTU
  • CAS: 136849-72-4
  • MF: C10H17BF4N4O3
  • MW: 328.07
  • EINECS:629-020-3
  • MDL Number:MFCD00192127
  • Synonyms:O-[(ETHOXYCARBONYL)CYANOMETHYLENAMINO]-N,N,N',N'-TETRAMETHYLURONIUM TETRAFLUOROBORATE;O-[(ETHOXYCARBONYL)-CYANOMETHYLENEAMINO]-1,1,3,3-TETRAMETHYLURONIUM TETRAFLUOROBORATE;O-((Ethoxycarbonyl)cyanomethyleneamino)-N,N,N',N'-tetramethyluronium BF4;O-[(ETHOXYCARBONYL)CYANOMETHYLENEAMINO]-N,N,N',N'-TETRAMETHYLURONIUM TETRAFLUOROBORATE;O-[(ETHOXYCARBOXYL)CYANOMETHYLENEAMINO]-N,N,N',N'-TETRAMETHYLURONIUM TETRAFLUOROBORATE;O-(CYANO(ETHOXYCARBONYL)METHYLENAMINO)-1,1,3,3-TETRAMETHYLURONIUM TETRAFLUOROBORATE;TOTU;2-CYANOETHOXYCARBONYLMETHYLIDENEAMINO-1,1,3,3-TETRAMETHYLURONIUMTETRAFLUOROBORATE
25 prices
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Brand
  • Acrotein
  • Alfa Aesar
  • Ambeed
  • American Custom Chemicals Corporation
  • Chem-Impex
  • Crysdot
  • Sigma-Aldrich
  • TCI Chemical
  • TRC
  • Usbiological
Package
  • 50mg
  • 1g
  • 5g
  • 10g
  • 25g
  • 100g
  • 250G
  • 1KG
  • ManufacturerAcrotein
  • Product numberNA-0435
  • Product descriptionTOTU 97%
  • Packaging25g
  • Price$41.25
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL18496
  • Product descriptionO-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluoroborate, 97%
  • Packaging1g
  • Price$29.5
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL18496
  • Product descriptionO-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluoroborate, 97%
  • Packaging5g
  • Price$94
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL18496
  • Product descriptionO-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluoroborate, 97%
  • Packaging25g
  • Price$338
  • Updated2024-03-01
  • Buy
  • ManufacturerAmbeed
  • Product numberA245042
  • Product descriptionTOTU 97%
  • Packaging1g
  • Price$7
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA245042
  • Product descriptionTOTU 97%
  • Packaging5g
  • Price$10
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA245042
  • Product descriptionTOTU 97%
  • Packaging10g
  • Price$19
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA245042
  • Product descriptionTOTU 97%
  • Packaging25g
  • Price$37
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA245042
  • Product descriptionTOTU 97%
  • Packaging100g
  • Price$91
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0005165
  • Product descriptionTOTU 95.00%
  • Packaging5G
  • Price$130.2
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0005165
  • Product descriptionTOTU 95.00%
  • Packaging1KG
  • Price$8194.73
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number04884
  • Product descriptionO-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumtetrafluoro-borate,≥99%(HPLC) ≥99%(HPLC)
  • Packaging250G
  • Price$396.03
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number04884
  • Product descriptionO-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumtetrafluoro-borate,99%(HPLC) 99%(HPLC)
  • Packaging100G
  • Price$162.4
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number04884
  • Product descriptionO-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumtetrafluoro-borate,≥99%(HPLC) ≥99%(HPLC)
  • Packaging25G
  • Price$58.24
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number04884
  • Product descriptionO-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumtetrafluoro-borate,99%(HPLC) 99%(HPLC)
  • Packaging5G
  • Price$14
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD64000144
  • Product descriptionTOTU 97%
  • Packaging100g
  • Price$114
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Acrotein NA-0435 TOTU 97% 25g $41.25 2021-12-16 Buy
Alfa Aesar L18496 O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluoroborate, 97% 1g $29.5 2021-12-16 Buy
Alfa Aesar L18496 O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluoroborate, 97% 5g $94 2024-03-01 Buy
Alfa Aesar L18496 O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluoroborate, 97% 25g $338 2024-03-01 Buy
Ambeed A245042 TOTU 97% 1g $7 2021-12-16 Buy
Ambeed A245042 TOTU 97% 5g $10 2021-12-16 Buy
Ambeed A245042 TOTU 97% 10g $19 2021-12-16 Buy
Ambeed A245042 TOTU 97% 25g $37 2021-12-16 Buy
Ambeed A245042 TOTU 97% 100g $91 2021-12-16 Buy
American Custom Chemicals Corporation ING0005165 TOTU 95.00% 5G $130.2 2021-12-16 Buy
American Custom Chemicals Corporation ING0005165 TOTU 95.00% 1KG $8194.73 2021-12-16 Buy
Chem-Impex 04884 O-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumtetrafluoro-borate,≥99%(HPLC) ≥99%(HPLC) 250G $396.03 2021-12-16 Buy
Chem-Impex 04884 O-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumtetrafluoro-borate,99%(HPLC) 99%(HPLC) 100G $162.4 2021-12-16 Buy
Chem-Impex 04884 O-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumtetrafluoro-borate,≥99%(HPLC) ≥99%(HPLC) 25G $58.24 2021-12-16 Buy
Chem-Impex 04884 O-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumtetrafluoro-borate,99%(HPLC) 99%(HPLC) 5G $14 2021-12-16 Buy
Crysdot CD64000144 TOTU 97% 100g $114 2021-12-16 Buy

Properties

Melting point :145 °C (dec.)(lit.)
storage temp. :2-8°C
solubility :Soluble in water or 1% acetic acid
form :Crystalline Powder
color :White to yellow
Sensitive :Moisture Sensitive
InChIKey :PZOBERLGEQHZDV-BPWZRWDXSA-M
CAS DataBase Reference :136849-72-4(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing 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.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

New uronium-based coupling reagent that is used for peptide synthesis and is suitable for critical cases.

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