1,3-Dimethylurea

Modify Date: 2025-08-20 12:54:41

1,3-Dimethylurea structure	Common Name	1,3-Dimethylurea
	CAS Number	96-31-1	Molecular Weight	88.108
	Density	0.9±0.1 g/cm3	Boiling Point	269.0±0.0 °C at 760 mmHg
	Molecular Formula	C₃H₈N₂O	Melting Point	101-104 °C(lit.)
	MSDS	Chinese USA	Flash Point	124.3±18.9 °C

Name	N,N'-dimethylurea
Synonym	More Synonyms

Density	0.9±0.1 g/cm3
Boiling Point	269.0±0.0 °C at 760 mmHg
Melting Point	101-104 °C(lit.)
Molecular Formula	C₃H₈N₂O
Molecular Weight	88.108
Flash Point	124.3±18.9 °C
Exact Mass	88.063660
PSA	41.13000
LogP	-1.01
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.414
Storage condition	Store at RT.
Water Solubility	765 g/L (21.5 ºC)

1,3-Dimethylurea MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YS9868000

CHEMICAL NAME :: Urea, 1,3-dimethyl-

CAS REGISTRY NUMBER :: 96-31-1

BEILSTEIN REFERENCE NO. :: 1740672

LAST UPDATED :: 199710

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C3-H8-N2-O

MOLECULAR WEIGHT :: 88.13

WISWESSER LINE NOTATION :: 1MVM1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 4962 mg/kg

TOXIC EFFECTS :: Behavioral - tremor Lungs, Thorax, or Respiration - cyanosis Lungs, Thorax, or Respiration - respiratory depression

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2 gm/kg

SEX/DURATION :: female 12 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2 gm/kg

SEX/DURATION :: female 10 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2 gm/kg

SEX/DURATION :: female 10 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

MUTATION DATA

TYPE OF TEST :: DNA inhibition

TEST SYSTEM :: Human Lymphocyte

DOSE/DURATION :: 40 mmol/L

REFERENCE :: PNASA6 Proceedings of the National Academy of Sciences of the United States of America. (National Academy of Sciences, Printing & Pub. Office, 2101 Constitution Ave., Washington, DC 20418) V.1- 1915- Volume(issue)/page/year: 79,1171,1982

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Risk Phrases	R62
Safety Phrases	S22-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	1
RTECS	YS9868000
HS Code	29241900

Precursor 9
CAS#:79645-01-5 1,3-dimethyl-1-... CAS#:868-84-8 S,S'-Dimethyl d... CAS#:74-89-5 methylamine CAS#:4869-46-9 1,3-Dimethylura...
CAS#:123-54-6 2,4-Pentandione CAS#:593-51-1 Methylamine hyd... CAS#:57-13-6 Urea CAS#:49785-67-3 1,3-dimethyl-4-...
CAS#:6642-31-5 6-Amino-1,3-dim...
DownStream 10
CAS#:67-56-1 Methanol CAS#:74-89-5 methylamine CAS#:13909-69-8 3-Methyl-1-(4-m... CAS#:3400-26-8 Benzamide,N-met...
CAS#:16781-67-2 2-MORPHOLIN-4-Y... CAS#:534-13-4 N,N'-Dimethylth... CAS#:463-72-9 Carbamic chloride CAS#:13188-08-4 N-methyl-N-(met...
CAS#:17972-13-3 N-methyl-1-(4-m... CAS#:18213-80-4 1,3,5-trimethyl...

96-31-1 preparation

HS Code	2924199090
Summary	2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Differential protein abundance and function of UT-B urea transporters in human colon.

Am. J. Physiol. Gastrointest. Liver Physiol. 298(3) , G345-51, (2010)

Facilitative UT-B urea transporters enable the passage of urea across cell membranes. Gastrointestinal urea transporters are thought to play a significant role in the urea nitrogen salvaging process t...

In vitro stimulation by paraquat of reactive oxygen-mediated lipid peroxidation in rat lung microsomes.

Toxicol. Appl. Pharmacol. 60(2) , 279-86, (1981)

Novel bUT-B2 urea transporter isoform is constitutively activated.

Am. J. Physiol. Regul. Integr. Comp. Physiol. 297(2) , R323-9, (2009)

Our previous studies have detailed a novel facilitative UT-B urea transporter isoform, bUT-B2. Despite the existence of mouse and human orthologs, the functional characteristics of UT-B2 remain undefi...

Urea,N,N'-dimethyl

1,3-dimethyl urea

Symmetric dimethylurea

N,N′-dimethyl urea

Urea, 1,3-dimethyl-

N,N'-Dimethylharnstoff [German]

N,N'-Dimethylurea

UNII-WAM6DR9I4X

4-04-00-00207 (Beilstein Handbook Reference)

EINECS 202-498-7

Urea, N,N'-dimethyl-

N,N'-Dimethylharnstoff

sym-Dimethylurea

N,N`-Dimethylurea

N,N′-dimethylurea

MeNHNCONHMe

Urea,1,3-dimethyl

dimethylurea

MFCD00008286

1,3-Dimethylurea

N,N'-dimethyl-urea

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,3-Dimethylurea
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1,3-Dimethylurea
Price: ￥185.0/500g
Purity: 98.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,3-Dimethylurea
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 1,3-Dimethylurea
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 1,3-Dimethylurea
Price: ￥Inquiry/25kg
Purity: 99.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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1,3-Dimethylurea

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

Safety Information

Synthetic Route

Precursor & DownStream

Preparation

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