ChemicalBook > CAS DataBase List > TOTU

TOTU

Product Name
TOTU
CAS No.
136849-72-4
Chemical Name
TOTU
Synonyms
TOTT;TOTU;TOTU,98%;TOTU;TOTU;TOTU USP/EP/BP;HOBT(MONOHYDROUS);TOTU Novabiochem;TOTU extrapure, 99%;O-[(Ethoxycarbonyl)c;O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-t
CBNumber
CB4357993
Molecular Formula
C10H17BF4N4O3
Formula Weight
328.07
MOL File
136849-72-4.mol
More
Less

TOTU Property

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)
More
Less

Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36-37/39
RIDADR 
1759
WGK Germany 
3
F 
8-10-21
HazardClass 
8
PackingGroup 
III
HS Code 
29280000
Toxicity
LD50 orally in Rabbit: 500 - 650 mg/kg
More
Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

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

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

More
Less

N-Bromosuccinimide Price

Sigma-Aldrich
Product number
8.51088
Product name
TOTU
Purity
Novabiochem?
Packaging
25g
Price
$84.3
Updated
2024/03/01
Sigma-Aldrich
Product number
8.51088
Product name
TOTU
Purity
Novabiochem?
Packaging
100g
Price
$300
Updated
2024/03/01
Sigma-Aldrich
Product number
02580
Product name
O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N′,N′-tetramethyluronium tetrafluoroborate
Purity
≥98.0% (CHN)
Packaging
1g
Price
$44.1
Updated
2022/05/15
Sigma-Aldrich
Product number
02580
Product name
O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N′,N′-tetramethyluronium tetrafluoroborate
Purity
≥98.0% (CHN)
Packaging
5g
Price
$245
Updated
2022/05/15
TCI Chemical
Product number
E0916
Product name
O-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluronium Tetrafluoroborate
Purity
>98.0%(HPLC)(N)
Packaging
1g
Price
$18
Updated
2024/03/01
More
Less

TOTU Chemical Properties,Usage,Production

Chemical Properties

white to yellowish crystalline powder

Uses

Reactant for:
Watson-Crick pairing of oligonucleotides
Esterification of nucleosides to solid phase supports
Reagent for:
Synthesis of selective integrin avβ3 antagonists
Design and synthesis of double stranded DNA libraries
Preparation of conformationally contrained β-amino acid derivatives
Synthesis and application of methyleneoxy pseudopeptide building blocks

TOTU Preparation Products And Raw materials

Raw materials

Preparation Products

More
Less

TOTU Suppliers

Americas 1 Belgium 1 China 134 Europe 3 Germany 4 India 12 Israel 3 Japan 3 South Korea 1 Switzerland 4 United Kingdom 9 United States 29 Global 204
Melrob Ltd (part of Nordmann)
Tel
--
Fax
--
Email
nquiries@melrob.com
Country
United Kingdom
ProdList
3065
Advantage
58
Molekula Limited
Tel
--
Fax
--
Email
o@molekula.com
Country
United Kingdom
ProdList
6127
Advantage
58
CMS Chemicals Limited
Tel
--
Fax
--
Email
cms.marketing@cms-chemicals.com
Country
United Kingdom
ProdList
3708
Advantage
60
Carbosynth Limited
Tel
--
Fax
--
Email
sales@carbosynth.com
Country
United Kingdom
ProdList
6581
Advantage
61
MOLEKULA Ltd.
Tel
--
Fax
--
Email
kevinbanks@molekula.com
Country
United Kingdom
ProdList
6140
Advantage
66
Fluorochem Ltd
Tel
--
Fax
--
Email
vernam@fluorochem.co.uk
Country
United Kingdom
ProdList
6375
Advantage
65
Eurolabs Limited
Tel
--
Fax
--
Country
United Kingdom
ProdList
6309
Advantage
46
Fluorochem Ltd.
Tel
--
Fax
--
Email
enquiries@fluorochem.co.uk
Country
United Kingdom
ProdList
6401
Advantage
74
VWR International
Tel
--
Fax
--
Email
solutions@vwr.com
Country
United Kingdom
ProdList
6548
Advantage
82
More
Less

View Lastest Price from TOTU manufacturers

Henan Aochuang Chemical Co.,Ltd.
Product
TOTU 136849-72-4
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
1ton
Release date
2022-09-26
Zhuozhou Wenxi import and Export Co., Ltd
Product
TOTU 136849-72-4
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-07-10
Zhuozhou Wenxi import and Export Co., Ltd
Product
TOTU 136849-72-4
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-07-08

136849-72-4, TOTURelated Search:

2-(1-Oxy-pyridin-2-yl)-1,1,3,3-tetramethylisothiouronium tetrafluoroborate 2-(2-Pyridon-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate 1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride Fluoroboric acid BORON TRIFLUORIDE (CA.10% (CA.1.3 M) IN& FLUOROBORIC ACID DIETHYL ETHER COMPLEX Boron trifluoride acetonitrile complex FLUOROBORIC ACID DIMETHYL ETHER COMPLEX TOTU BORON TRIFLUORIDE, N-PROPANOL REAGENT 15

  • 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
  • O-[(ETHOXYCARBONYL) CYANOMETHYLENAMINO] N,N,N'',N''-TETRAMETHYLURONIUM TETRAFLUOROBORATE (TOTU)
  • O-((ETHOXYCARBONYL)CYANOMETHYLENEAMINO)-N,N,N'',N''-TETRAMETHYLURONIUM TETRAFLUOROBORATE(TOTU)
  • TOTT
  • TOTU (O-[(ETHOXYCARBONYL)- CYANOMETHYLENEAMINO]- 1,1,3,3-TETRAMETHYLURONIUM TETRAFLUOROBORATE)
  • HOBT(MONOHYDROUS)
  • O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluorob
  • O-[(ETHOXYCARBONYL)CYANOMETHYLENAMINO]-N,N,N',N'-TETRAMETHYL
  • TOTU:O-[(ETHOXYCARBONYL)CYANOMETHYLENAMINO]-N,N,N',N'-TETRAMETHYLURONIUM TETRAFLUOROBORATE
  • O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-t
  • O-[(ETHOXYCARBONYL)CYANOMETHYLENAMINO]-N,N,N',N'-TETRAMETHYLURONIUM TETRAFLUORIDE
  • O-Cyanoethoxycarbonylmethylideneamino-1,1,3,3-tetr
  • O-[(Ethoxycarbonyl)c
  • O- (Ethoxycarbonyl)cyanoMethylenaMino -N,N,N',N'-tetraMethyluroniuM
  • O-((Ethoxycarbonyl)cyanomethylenamino)-N,N,N'N'-tetramethyluroni
  • TOTU, O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium
  • O-((Ethoxycarbonyl)cyanomethyleneamino)-N,N,N',N'-tetramethyluronium BF4,98%
  • O-(Ethoxycarbonyl)cyanomethylenaminoü-N,N,N',N'-tetramethyluronium tetrafluoroborate, 97%
  • O-[(ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramet
  • N-[[[(1-Cyano-2-ethoxy-2-oxoethylidene)amino]oxy](dimethylamino)methylene]-N-methyl-methanaminium tetrafluoroborate
  • TOTU,98%
  • TOTU;TOTU
  • TOTU Novabiochem
  • O-[(Ethoxycarbonyl)cyanomethyleneamino]-N,N,N',N'-tetramethyluroniumTetrafluoroborate&gt
  • Methanaminium, N-[[[(1-cyano-2-ethoxy-2-oxoethylidene)amino]oxy](dimethylamino)methylene]-N-methyl-, tetrafluoroborate(1-) (1:1)
  • TOTU USP/EP/BP
  • TOTU extrapure, 99%
  • N-(6-Cyano-2-methyl-7-oxo-4,8-dioxa-2,5-diazadec-5-en-3-ylidene)-N-methylmethanaminium tetrafluoroborate
  • TOTU O-[(Ethoxycarbonyl)cyanoMethylenaMino]-N,N,N',N'-tetra
  • O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N’,N’-tetramethyluroniumtetrafluoroborate,TOTU
  • O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetra methyluroniumtetrafluoroborate
  • TOTUO-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetra methyluroniumtetrafluoroborate
  • 136849-72-4
  • 136849-72-1
  • 136879-72-4
  • C12H17BF4N4O4
  • C10H17N4O3BF4
  • C10H17BF4N4O3
  • C2H5O2CCCNNOCNCH32NCH32BF4
  • Coupling
  • Synthetic Reagents
  • Phosphonium/Uronium/Formamidinium
  • Coupling Reagent