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| CAS No.: | 136-23-2 |
|---|---|
| Name: | Zinc dibutyldithiocarbamate |
| Molecular Structure: | |
|
|
|
| Formula: | C18H36N2S4Zn |
| Molecular Weight: | 474.151 |
| Synonyms: | carbamate-BZ;dibutyldithiocarbamate zinc;zinc dibutyldithiocarbamate |
| EINECS: | 205-232-8 |
| Density: | 1,21 g/cm3 |
| Melting Point: | 104-110 ºC |
| Boiling Point: | 257.7 ºC at 760 mmHg |
| Flash Point: | 109.6 ºC |
| Solubility: | 100μg/L at 25℃ |
| Appearance: | White to greyish powder |
| Hazard Symbols: |
 Xi, N
|
| Risk Codes: | 36/37/38-50/53-43 |
| Safety: | 26-36/37/39-61-60-24 |
| PSA: | 148.18000 |
| LogP: | 5.93640 |
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| Conditions | Yield |
|---|---|
| Stage #1: dibutylamine; zinc(II) oxide With Tween-20 In cyclohexane at 7℃; Stage #2: carbon disulfide In 5,5-dimethyl-1,3-cyclohexadiene; cyclohexane at 7 - 30℃; for 7.5h; Temperature; Reagent/catalyst; Solvent; | 99.87% |
| Conditions | Yield |
|---|---|
| With RP-98 In water for 5h; Reagent/catalyst; Reflux; Large scale; | 99.2% |
- 2391-80-2
Di-n-butylammonium di-n-butyldithiocarbamate
- 7646-85-7
zinc(II) chloride
- 136-23-2
zinc dibutyl dithiocarbamate
| Conditions | Yield |
|---|---|
| In acetone under N2 atm. ZnCl2 and (Bun2NH2)(S2CNBun2) (1:2) in acetone were stirred in ice-salt bath; solid was filtered, washed with ether and dried for 8 h in vac.; |
| Conditions | Yield |
|---|---|
| With NaOH In methanol; water NaOH and amine were added in methanol (ice water bath), CS2 was added dropwise, mixed with aq. Zn-salt, stirred vigorously for a least 3 h; filtered, washed with water several times, dried at room temp.; | |
| With NaOH In methanol CS2 was added dropwise to a mixt. of NaOH and dibutylamine in methanol cooled in an ice bath, mixed wih aq. soln. of ZnSO4, stirred vigorously for at least 3 h; filtered, washed with water several times, dried under vac. at room temp.; |
- 142-71-2
copper diacetate
- 136-23-2
zinc dibutyl dithiocarbamate
- 13927-71-4, 52691-95-9
bis(N,N-di-n-butyldithiocarbamato)copper
| Conditions | Yield |
|---|---|
| With ammonium hydroxide In dichloromethane; water at 20℃; for 1h; | 99% |
| Conditions | Yield |
|---|---|
| With N-chloro-succinimide In tetrahydrofuran for 20h; 0 deg C -> room temperature; | 63 % Chromat. |
| Conditions | Yield |
|---|---|
| In neat (no solvent) nanoporous Vycor glass with incorporated CdS (PVG-CdS) dipped into soln.of Zn complex in CHCl3, PVG placed in glass tube, tube heated at 100.de gree.C for 1 h and sealed, sealed tube heated at 400°C under vac.for 1 h; Cd(x)Zn(1-x)S nanoparticles in PVG obtained; |
- 55908-02-6
tetrabutylammonium N,N-dimethyldithiocarbamate
- 136-23-2
zinc dibutyl dithiocarbamate
| Conditions | Yield |
|---|---|
| In acetone equimolar amts.; elem. anal.; |
| Conditions | Yield |
|---|---|
| In acetone acetone soln. 2,2'-bipyridine was added to soln. Zn(II) dialkyldithiocarbamate (2:1) in acetone with stirring and heating; mixt. was cooled for 12 h, solid was filtered, washed with ether and dried in vac.; elem. anal.; |
| Conditions | Yield |
|---|---|
| In ethanol soln. of Zn((C4H9)2NCS2)2 (EtOH) treated with soln. of C12H8N2 (EtOH); H2O added; ppt. collected after addition of H2O; recrystd. from EtOH-H2O mixt. (1:1); |
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Chemistry
Molecular Structure of Bis(dibutyldithiocarbamato)zinc (CAS NO.136-23-2):
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Molecular Formula: C18H36N2S4Zn
Molecular Weight: 474.1608
IUPAC Name: Zinc N,N-dibutylcarbamodithioate
Synonyms of Bis(dibutyldithiocarbamato)zinc (CAS NO.136-23-2): (Dibutyldithiocarbamato)zinc(II) ; AI3-14880 ; Accel BZ ; Aceto ZDBD ; Bis(N,N-dibutyldithiocarbamato)zinc ; Butazate ; Butazate 50-D ; Butyl zimate ; Butyl ziram ; Carbamic acid, dibutyldithio-, zinc complex ; Carbamodithioic acid, dibutyl-, zinc salt ; Dibutyldithiocarbamic acid zinc salt ; EINECS 205-232-8 ; HSDB 2906 ; NSC 36548 ; NSC 3880 ; Nocceler BZ ; Soxinol BZ ; USAF GY-5 ; Vulcacure ; Vulcacure ZB ; Vulkacit LDB ; Vulkacit ldb/C ; Zimate, butyl ; Zinc N,N-dibutyldithiocarbamate ; Zinc bibutyldithiocarbamate ; Zinc bis(dibutyldithiocarbamate) ; Zinc dibutyldithiocarbamate ; Zinc, bis(dibutylcarbamodithioato-S,S')-, (T-4)- ; (T-4)-Bis(dibutylcarbamodithioato-S,S')zinc ; Zinc, bis(dibutylcarbamodithioato-S,S')-, (beta-4)- ; Zinc, bis(dibutylcarbamodithioato-kappaS,kappaS')-, (T-4)- ; Zinc, bis(dibutyldithiocarbamato)-
CAS NO: 136-23-2
Classification Code: Agricultural Chemical ; Fungicide, bactericide, wood preservative ; Tumor data
Melting point: 104-110°C
H bond acceptors: 1
Freely Rotating Bonds: 6
Polar Surface Area: 74.13 Å2
Flash Point: 109.6 °C
Enthalpy of Vaporization: 49.52 kJ/mol
Boiling Point: 257.7 °C at 760 mmHg
Vapour Pressure: 0.0144 mmHg at 25°C
Uses
Bis(dibutyldithiocarbamato)zinc (CAS NO.136-23-2) is a fast primary or secondary accelerator for NR, SBR, IIR, EPDM and for natural and synthetic latexes mainly in transparent goods and in prevulcanized latex. It is also used as an antioxidant in rubber-based adhesive systems and as a stabilizer in cement.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 100mg/kg (100mg/kg) | National Technical Information Service. Vol. AD277-689, |
Consensus Reports
Reported in EPA TSCA Inventory. Zinc and its compounds are on the Community Right-To-Know List.
Safety Profile
Hazard Codes of Bis(dibutyldithiocarbamato)zinc (CAS NO.136-23-2): 
Xi,
N
Risk Statements: 36/37/38-50/53-43
R36/37/38: Irritating to eyes, respiratory system and skin.
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
R43: May cause sensitization by skin contact.
Safety Statements: 26-36/37/39-61-60-24
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
S60: This material and its container must be disposed of as hazardous waste.
S24: Avoid contact with skin.
RTECS: ZH0175000
TSCA: Yes
Hazardous Substances Data: 136-23-2(Hazardous Substances Data)
Poison by intraperitoneal route. Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits very toxic fumes of NOx, ZnO, and SOx. See also ZINC COMPOUNDS and CARBAMATES.