Shanghai Nianxing Industrial Co., Ltd
China
Product Name: n-chloro-p-benzoquinoneimine
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: n-chloro-p-benzoquinoneimine
Price: ￥448.0/1g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,5-Cyclohexadien-1-one,4-(chloroimino)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

637-61-6

637-61-6 structure

637-61-6 structure

Name: n-chloro-p-benzoquinoneimine
Chemical Name: 4-chloroiminocyclohexa-2,5-dien-1-one
CAS Number: 637-61-6
Molecular Formula: C₆H₄ClNO
Molecular Weight: 141.55500
Catalog: Organic raw materials Terpenoid
Create Date: 2018-10-04 18:47:25
Modify Date: 2025-08-27 19:01:09

Name	4-chloroiminocyclohexa-2,5-dien-1-one
Synonyms	N-Chloro-p-quinone imine N-chloro-p-benzoquinone imine Benzoquinone chlorimine Benzoquinone imine,N-chloro 1,4-benzoquinone N-chloroimine 4-Chloroimino-2,5-cyclohexadiene-1-one Quinone chlorimide N-Chloro-1,4-benzoquinonimine N-chloro-p-benzoquinone monoimine p-Benzoquinone-N-chloroimide MFCD00058961 p-Benzoquinone-N-chloroimine p-Benzoquinone imine,N-chloro

Density	1.26g/cm3
Boiling Point	217.6ºC at 760 mmHg
Melting Point	85ºC
Molecular Formula	C₆H₄ClNO
Molecular Weight	141.55500
Flash Point	93.4ºC
Exact Mass	140.99800
PSA	29.43000
LogP	1.27630
Index of Refraction	1.56

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GU5434000

CHEMICAL NAME :: 2,5-Cyclohexadien-1-one, 4-chloroimino-

CAS REGISTRY NUMBER :: 637-61-6

BEILSTEIN REFERENCE NO. :: 2612525

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C6-H4-Cl-N-O

MOLECULAR WEIGHT :: 141.56

WISWESSER LINE NOTATION :: L6V DYJ DUNG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 100 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - cyanosis Skin and Appendages - hair

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571000

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 10 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - cyanosis

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571000

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - cyanosis Skin and Appendages - hair

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571000

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1 mg/kg

TOXIC EFFECTS :: Behavioral - tremor Lungs, Thorax, or Respiration - cyanosis Skin and Appendages - hair

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571000

Hazard Codes	T+
RIDADR	UN 2811 6.1/PG 3
RTECS	GU5434000
Packaging Group	III
HS Code	2925290090

Precursor 9
123-30-8 589-57-1 637-62-7 51-78-5
106-51-4 7732-18-5 7647-01-0 7664-41-7
5435-44-9
DownStream 10
500-85-6 3009-34-5 1752-24-5 71082-02-5
79547-73-2 106-51-4 2582-31-2 118-75-2
123-30-8 2835-04-3

HS Code	2925290090
Summary	2925290090 other imines and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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